multisig [DO NOT USE IN PRODUCTION]

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.18)
 
 project(feather
-  VERSION "2.6.5"
+  VERSION "2.6.7"
   DESCRIPTION "A free Monero desktop wallet"
   LANGUAGES CXX C ASM
 )
@@ -284,10 +284,13 @@ if (WIN32)
 endif()
 
 if(STATIC)
-#    add_linker_flag_if_supported(-static-libgcc STATIC_FLAGS)
-#    add_linker_flag_if_supported(-static-libstdc++ STATIC_FLAGS)
     if(MINGW)
         add_linker_flag_if_supported(-static STATIC_FLAGS)
+    elseif (NOT (APPLE OR FREEBSD OR OPENBSD OR DRAGONFLY))
+        if(NOT "${ARCH}" STREQUAL "armv7-a")
+            add_linker_flag_if_supported(-static-libgcc STATIC_FLAGS)
+            add_linker_flag_if_supported(-static-libstdc++ STATIC_FLAGS)
+        endif()
     endif()
 endif()
 

monero

@@ -1 +1 @@
-Subproject commit 892a9a16d169ecd8f15e892f1e14fdd84cfce0f3
+Subproject commit 5458a8a6630fa4c75e9c1df9e2828739afa88124

src/CMakeLists.txt

@@ -20,8 +20,8 @@ endif()
 
 find_package(Qt6 REQUIRED COMPONENTS ${QT_COMPONENTS})
 
-set(QAPPLICATION_CLASS QApplication CACHE STRING "Inheritance class for SingleApplication")
-add_subdirectory(third-party/singleapplication)
+#set(QAPPLICATION_CLASS QApplication CACHE STRING "Inheritance class for SingleApplication")
+#add_subdirectory(third-party/singleapplication)
 
 if (CHECK_UPDATES)
     add_subdirectory(openpgp)
@@ -55,6 +55,8 @@ file(GLOB SOURCE_FILES
         "widgets/*.cpp"
         "wizard/*.h"
         "wizard/*.cpp"
+        "wizard/multisig/*.h"
+        "wizard/multisig/*.cpp"
         "wallet/*.h"
         "wallet/*.cpp"
         "qrcode/*.h"
@@ -272,7 +274,7 @@ target_link_libraries(feather PRIVATE
         Threads::Threads
         ${QRENCODE_LIBRARY}
         ${POLYSEED_LIBRARY}
-        SingleApplication::SingleApplication
+#        SingleApplication::SingleApplication
         ${ICU_LIBRARIES}
         ${LIBZIP_LIBRARIES}
         ${ZLIB_LIBRARIES}

src/CoinsWidget.cpp

@@ -89,11 +89,8 @@ void CoinsWidget::setModel(CoinsModel * model, Coins * coins) {
     ui->coins->setColumnHidden(CoinsModel::SpentHeight, true);
     ui->coins->setColumnHidden(CoinsModel::Frozen, true);
 
-    if (!m_wallet->viewOnly()) {
-        ui->coins->setColumnHidden(CoinsModel::KeyImageKnown, true);
-    } else {
-        ui->coins->setColumnHidden(CoinsModel::KeyImageKnown, false);
-    }
+    bool showKeyImageKnown = m_wallet->viewOnly() || m_wallet->isMultisig();
+    ui->coins->setColumnHidden(CoinsModel::KeyImageKnown, !showKeyImageKnown);
 
     ui->coins->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
     ui->coins->header()->setSectionResizeMode(CoinsModel::Label, QHeaderView::Stretch);
@@ -335,6 +332,11 @@ bool CoinsWidget::isCoinSpendable(CoinsInfo *coin) {
         return false;
     }
 
+    if (!coin->haveMultisigK()) {
+        Utils::showError(this, "Unable to spend outputs", "We already spent this output in another transaction proposal, other participants would not be able to sign both transactions");
+        return false;
+    }
+
     if (coin->spent()) {
         Utils::showError(this, "Unable to spend outputs", "Selected output was already spent");
         return false;

src/MMSWidget.cpp

@@ -0,0 +1,152 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "MMSWidget.h"
+#include "ui_MMSWidget.h"
+
+#include <QMessageBox>
+#include <QHeaderView>
+
+#include "dialog/OutputInfoDialog.h"
+#include "dialog/OutputSweepDialog.h"
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+MMSWidget::MMSWidget(Wallet *wallet, QWidget *parent)
+        : QWidget(parent)
+        , ui(new Ui::MMSWidget)
+        , m_wallet(wallet)
+{
+    ui->setupUi(this);
+
+    connect(ui->btn_mmsNext, &QPushButton::clicked, [this]{
+        m_store->next();
+    });
+
+    connect(ui->btn_mmsNextSync, &QPushButton::clicked, [this]{
+       m_store->next(true);
+    });
+
+    connect(ui->btn_exportMultisig, &QPushButton::clicked, [this]{
+       m_store->exportMultisig();
+    });
+
+    connect(ui->btn_deleteAll, &QPushButton::clicked, [this]{
+       m_store->deleteAllMessages();
+    });
+
+    ui->mms->setContextMenuPolicy(Qt::CustomContextMenu);
+    connect(ui->mms, &QTreeView::customContextMenuRequested, this, &MMSWidget::showContextMenu);
+    connect(ui->transactionProposals, &QTreeView::customContextMenuRequested, this, &MMSWidget::showContexxtMenu);
+
+    connect(m_wallet->mmsStore(), &MultisigMessageStore::connectionError, [this]{
+       Utils::showError(this, "Unable to connect to message service");
+    });
+
+//    ui->tabWidget->setTabVisible(0, false);
+}
+
+void MMSWidget::setModel(MultisigMessageModel * model, MultisigIncomingTxModel * incomingModel, MultisigMessageStore * store) {
+    m_store = store;
+    m_model = model;
+    ui->mms->setModel(m_model);
+
+    ui->mms->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
+    ui->mms->setSortingEnabled(true);
+
+    ui->mms->setColumnHidden(MultisigMessageModel::Modified, true);
+    ui->mms->setColumnHidden(MultisigMessageModel::Sent, true);
+    ui->mms->setColumnHidden(MultisigMessageModel::Hash, true);
+    ui->mms->setColumnHidden(MultisigMessageModel::TransportId, true);
+    ui->mms->setColumnHidden(MultisigMessageModel::WalletHeight, true);
+    ui->mms->setColumnHidden(MultisigMessageModel::SignatureCount, true);
+
+    ui->transactionProposals->setModel(incomingModel);
+    ui->transactionProposals->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
+    ui->transactionProposals->setSortingEnabled(true);
+    ui->transactionProposals->setColumnHidden(MultisigIncomingTxModel::MessageID, true);
+    ui->transactionProposals->setColumnHidden(MultisigIncomingTxModel::TxCount, true);
+    ui->transactionProposals->setColumnHidden(MultisigIncomingTxModel::TxId, true);
+    ui->transactionProposals->setColumnHidden(MultisigIncomingTxModel::Signatures, true);
+}
+
+void MMSWidget::showContextMenu(const QPoint &point) {
+    auto* menu = new QMenu(this);
+
+    menu->addAction("Sign transaction", [this, point]{
+        quint32 id = this->idAtPoint(ui->mms, point);
+        m_store->signTx(id);
+    });
+
+    menu->addAction("Delete message", [this, point]{
+        quint32 id = this->idAtPoint(ui->mms, point);
+        m_store->deleteMessage(id);
+    });
+
+    menu->addAction("Copy message", [this, point]{
+        quint32 id = this->idAtPoint(ui->mms, point);
+        std::string content = m_store->exportMessage(id);
+        Utils::copyToClipboard(QString::fromStdString(content));
+    });
+
+    menu->addAction("Export message", [this, point]{
+        quint32 id = this->idAtPoint(ui->mms, point);
+        std::string content = m_store->exportMessage(id);
+
+        QString defaultName = QString("mms_message_content_%1.mms").arg(QString::number(id));
+        QString fn = Utils::getSaveFileName(this, "Save key images to file", defaultName, "Key Images (*_keyImages)");
+        if (fn.isEmpty()) {
+            return;
+        }
+
+        QFile file{fn};
+        if (!file.open(QIODevice::WriteOnly)) {
+            Utils::showError(this, "Failed to export MMS message", QString("Could not open file %1 for writing").arg(fn));
+            return;
+        }
+
+        file.write(content.data(), content.size());
+        file.close();
+    });
+
+    menu->popup(ui->mms->viewport()->mapToGlobal(point));
+}
+
+void MMSWidget::showContexxtMenu(const QPoint &point) {
+    auto* menu = new QMenu(this);
+
+    menu->addAction("Review transaction", [this, point]{
+        quint32 id = iddAtPoint(point);
+        m_store->signTx(id);
+    });
+
+    menu->addAction("Remove transaction", [this, point]{
+        quint32 id = iddAtPoint(point);
+        m_store->deleteMessage(id);
+    });
+
+    menu->popup(ui->transactionProposals->viewport()->mapToGlobal(point));
+}
+
+quint32 MMSWidget::iddAtPoint(const QPoint &point) {
+    QModelIndex index = ui->transactionProposals->indexAt(point);
+    if (!index.isValid()) {
+        return 0;
+    }
+
+    QModelIndex dataIndex = index.sibling(index.row(), MultisigIncomingTxModel::MessageID);
+
+    return dataIndex.data().toUInt();
+}
+
+quint32 MMSWidget::idAtPoint(QTreeView *tree, const QPoint &point) {
+    QModelIndex index = tree->indexAt(point);
+    if (!index.isValid()) {
+        return 0;
+    }
+
+    QModelIndex dataIndex = index.sibling(index.row(), MultisigMessageModel::Id);
+    return dataIndex.data().toUInt();
+}
+
+MMSWidget::~MMSWidget() = default;

src/MMSWidget.h

@@ -0,0 +1,44 @@
+//
+// Created by user on 1/3/24.
+//
+
+#ifndef FEATHER_MMSWIDGET_H
+#define FEATHER_MMSWIDGET_H
+
+#include <QMenu>
+#include <QWidget>
+#include <QSvgWidget>
+#include <QTreeView>
+
+#include "model/MultisigMessageModel.h"
+#include "model/MultisigIncomingTxModel.h"
+#include "libwalletqt/MultisigMessageStore.h"
+#include "libwalletqt/Wallet.h"
+
+namespace Ui {
+    class MMSWidget;
+}
+
+class MMSWidget : public QWidget
+{
+Q_OBJECT
+
+public:
+    explicit MMSWidget(Wallet *wallet, QWidget *parent = nullptr);
+    void setModel(MultisigMessageModel *model, MultisigIncomingTxModel *incomingTxModel, MultisigMessageStore *store);
+    ~MMSWidget() override;
+
+private:
+    quint32 idAtPoint(QTreeView *tree, const QPoint &point);
+    quint32 iddAtPoint(const QPoint &point);
+    void showContextMenu(const QPoint &point);
+    void showContexxtMenu(const QPoint &point);
+
+    QScopedPointer<Ui::MMSWidget> ui;
+    Wallet *m_wallet;
+
+    MultisigMessageStore *m_store;
+    MultisigMessageModel * m_model;
+};
+
+#endif //FEATHER_MMSWIDGET_H

src/MMSWidget.ui

@@ -0,0 +1,112 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MMSWidget</class>
+ <widget class="QWidget" name="MMSWidget">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>857</width>
+    <height>464</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="leftMargin">
+    <number>0</number>
+   </property>
+   <property name="topMargin">
+    <number>0</number>
+   </property>
+   <property name="rightMargin">
+    <number>0</number>
+   </property>
+   <property name="bottomMargin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QTabWidget" name="tabWidget">
+     <property name="currentIndex">
+      <number>0</number>
+     </property>
+     <widget class="QWidget" name="tab_2">
+      <attribute name="title">
+       <string>Transaction proposals</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_4">
+       <item>
+        <widget class="QTreeView" name="transactionProposals">
+         <property name="contextMenuPolicy">
+          <enum>Qt::CustomContextMenu</enum>
+         </property>
+         <property name="rootIsDecorated">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="tab">
+      <attribute name="title">
+       <string>Message store</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
+        <widget class="QTreeView" name="mms"/>
+       </item>
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout">
+         <item>
+          <widget class="QPushButton" name="btn_mmsNext">
+           <property name="text">
+            <string>Next</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="btn_mmsNextSync">
+           <property name="text">
+            <string>Next (force sync)</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="btn_exportMultisig">
+           <property name="text">
+            <string>Export multisig</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="btn_deleteAll">
+           <property name="text">
+            <string>Delete all</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="horizontalSpacer">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+        </layout>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/MainWindow.cpp

@@ -239,6 +239,10 @@ void MainWindow::initWidgets() {
     m_coinsWidget = new CoinsWidget(m_wallet, this);
     ui->coinsWidgetLayout->addWidget(m_coinsWidget);
 
+    // [MMS]
+    m_mmsWidget = new MMSWidget(m_wallet, this);
+    ui->mmsWidgetLayout->addWidget(m_mmsWidget);
+
     // [Plugins..]
     for (auto* plugin : m_plugins) {
         if (!plugin->hasParent()) {
@@ -485,6 +489,7 @@ void MainWindow::initWalletContext() {
     });
     
     connect(m_wallet, &Wallet::multiBroadcast,      this, &MainWindow::onMultiBroadcast);
+    connect(m_wallet->mmsStore(), &MultisigMessageStore::askToSign, this, &MainWindow::onAskToSign);
 }
 
 void MainWindow::menuToggleTabVisible(const QString &key){
@@ -523,6 +528,8 @@ QString MainWindow::walletKeysPath() {
 }
 
 void MainWindow::onWalletOpened() {
+    qDebug() << this->thread();
+
     qDebug() << Q_FUNC_INFO;
     m_splashDialog->hide();
 
@@ -553,6 +560,13 @@ void MainWindow::onWalletOpened() {
     m_coinsWidget->setModel(m_wallet->coinsModel(), m_wallet->coins());
     m_wallet->coinsModel()->setCurrentSubaddressAccount(m_wallet->currentSubaddressAccount());
 
+    // mms page
+    if (m_wallet->isMultisig()) {
+        m_wallet->mmsStore()->refresh();
+        m_mmsWidget->setModel(m_wallet->mmsModel(), m_wallet->msIncomingTxModel(), m_wallet->mmsStore());
+        m_wallet->setMMSRefreshEnabled(true);
+    }
+
     // Coin labeling uses set_tx_note, so we need to refresh history too
     connect(m_wallet->coins(), &Coins::descriptionChanged, [this] {
         m_wallet->history()->refresh();
@@ -695,6 +709,47 @@ void MainWindow::onMultiBroadcast(const QMap<QString, QString> &txHexMap) {
     }
 }
 
+void MainWindow::onAskToSign(PendingTransaction *tx) {
+    QString address = tx->destinationAddresses(0)[0];
+
+    TxConfAdvDialog dialog_adv{m_wallet, m_wallet->tmpTxDescription, this};
+    dialog_adv.setMultisigTransaction(tx);
+    dialog_adv.exec();
+
+    // TODO: UNSAFE
+    m_wallet->mmsStore()->refresh(false);
+
+    return;
+
+    TxConfDialog dialog{m_wallet, tx, address, m_wallet->tmpTxDescription, this};
+    switch (dialog.exec()) {
+        case QDialog::Rejected:
+        {
+            if (!dialog.showAdvanced) {
+                m_wallet->disposeTransaction(tx);
+            }
+            break;
+        }
+        case QDialog::Accepted:
+        {
+            tx->signMultisigTx();
+            if (tx->status() != PendingTransaction::Status_Ok) {
+                Utils::showError(this, "Unable to sign multisig transaction", tx->errorString());
+                return;
+            }
+
+            m_wallet->commitTransaction(tx, m_wallet->tmpTxDescription);
+            break;
+        }
+    }
+
+    if (dialog.showAdvanced) {
+        TxConfAdvDialog dialog_adv{m_wallet, m_wallet->tmpTxDescription, this};
+        dialog_adv.setTransaction(tx);
+        dialog_adv.exec();
+    }
+}
+
 void MainWindow::onSyncStatus(quint64 height, quint64 target, bool daemonSync) {
     if (height >= (target - 1)) {
         this->updateNetStats();
@@ -957,8 +1012,17 @@ void MainWindow::onTransactionCreated(PendingTransaction *tx, const QVector<QStr
             break;
         }
         case QDialog::Accepted:
-            m_wallet->commitTransaction(tx, m_wallet->tmpTxDescription);
+        {
+            if (m_wallet->isMultisig() && m_wallet->multisigThreshold() > 1) {
+                quint32 id = tx->saveToMMS();
+                m_wallet->mmsStore()->sendPendingTransaction(id, dialog.getMultisigSignerIndex());
+                m_wallet->coins()->refresh();
+                m_sendWidget->clearFields();
+            } else {
+                m_wallet->commitTransaction(tx, m_wallet->tmpTxDescription);
+            }
             break;
+        }
     }
 
     if (dialog.showAdvanced) {
@@ -1037,7 +1101,7 @@ void MainWindow::showSeedDialog() {
         return;
     }
 
-    if (!m_wallet->isDeterministic()) {
+    if (!m_wallet->isDeterministic() && !m_wallet->isMultisig()) {
         Utils::showInfo(this, "Seed unavailable", "Wallet is non-deterministic and has no seed",
                         {"To obtain wallet keys go to Wallet -> Keys"}, "show_wallet_seed");
         return;
@@ -1047,6 +1111,12 @@ void MainWindow::showSeedDialog() {
         return;
     }
 
+    if (m_wallet->isMultisig() && m_wallet->hasMultisigPartialKeyImages()) {
+        Utils::copyToClipboard(m_wallet->getMultisigSeed());
+        Utils::showInfo(this, "Multisig seed copied to clipboard");
+        return;
+    }
+
     SeedDialog dialog{m_wallet, this};
     dialog.exec();
 }
@@ -1682,6 +1752,10 @@ void MainWindow::updateTitle() {
         title += " [view-only]";
     }
 
+    if (m_wallet->isMultisig()) {
+        title += " [multisig]";
+    }
+
     title += " - Feather";
 
     this->setWindowTitle(title);

src/MainWindow.h

@@ -38,6 +38,7 @@
 #include "SendWidget.h"
 #include "ReceiveWidget.h"
 #include "CoinsWidget.h"
+#include "MMSWidget.h"
 
 #include "WindowManager.h"
 #include "plugins/Plugin.h"
@@ -165,6 +166,7 @@ private slots:
     void onProxySettingsChanged();
     void onOfflineMode(bool offline);
     void onMultiBroadcast(const QMap<QString, QString> &txHexMap);
+    void onAskToSign(PendingTransaction *tx);
 
 private:
     friend WindowManager;
@@ -220,6 +222,7 @@ private:
     SendWidget *m_sendWidget = nullptr;
     ReceiveWidget *m_receiveWidget = nullptr;
     CoinsWidget *m_coinsWidget = nullptr;
+    MMSWidget *m_mmsWidget = nullptr;
 
     QPointer<QAction> m_clearRecentlyOpenAction;
 

src/MainWindow.ui

@@ -59,7 +59,7 @@
         <item>
          <widget class="QTabWidget" name="tabWidget">
           <property name="currentIndex">
-           <number>0</number>
+           <number>4</number>
           </property>
           <property name="iconSize">
            <size>
@@ -158,6 +158,20 @@
             </item>
            </layout>
           </widget>
+          <widget class="QWidget" name="tab">
+           <attribute name="icon">
+            <iconset resource="assets.qrc">
+             <normaloff>:/assets/images/sign.png</normaloff>:/assets/images/sign.png</iconset>
+           </attribute>
+           <attribute name="title">
+            <string>Multisig</string>
+           </attribute>
+           <layout class="QVBoxLayout" name="verticalLayout_3">
+            <item>
+             <layout class="QVBoxLayout" name="mmsWidgetLayout"/>
+            </item>
+           </layout>
+          </widget>
          </widget>
         </item>
         <item>

src/SendWidget.cpp

@@ -243,6 +243,9 @@ void SendWidget::sendClicked() {
         #endif
     }
 
+    // TODO: force key image sync here for multisig wallets?
+//    if (m_wallet->isMultisig() && m_wallet->mul)
+
     m_wallet->createTransaction(recipient, amount, description, sendAll);
 }
 

src/WindowManager.cpp

@@ -26,7 +26,7 @@ WindowManager::WindowManager(QObject *parent)
     m_splashDialog = new SplashDialog();
     m_cleanupThread = new QThread(this);
 
-    connect(m_walletManager, &WalletManager::walletOpened,        this, &WindowManager::onWalletOpened);
+    connect(m_walletManager, &WalletManager::walletOpened, this, &WindowManager::onWalletOpened);
     connect(m_walletManager, &WalletManager::walletCreated,       this, &WindowManager::onWalletCreated);
     connect(m_walletManager, &WalletManager::deviceButtonRequest, this, &WindowManager::onDeviceButtonRequest);
     connect(m_walletManager, &WalletManager::deviceButtonPressed, this, &WindowManager::onDeviceButtonPressed);
@@ -75,6 +75,16 @@ void WindowManager::quitAfterLastWindow() {
         return;
     }
 
+    if (m_openingWallet) {
+        qDebug() << "We're openening a wallet, don't quit application";
+        return;
+    }
+
+    if (m_wizard && m_wizard->isVisible()) {
+        qDebug() << "This wizard is still open, don't quit application";
+        return;
+    }
+
     qDebug() << "No wizards in progress and no wallets open, quitting application.";
     this->close();
 }
@@ -85,10 +95,18 @@ void WindowManager::close() {
         window->close();
     }
 
-    m_wizard->deleteLater();
-    m_splashDialog->deleteLater();
-    m_tray->deleteLater();
-    m_docsDialog->deleteLater();
+    if (m_splashDialog) {
+        m_splashDialog->deleteLater();
+    }
+    if (m_tray) {
+        m_tray->deleteLater();
+    }
+    if (m_wizard) {
+        m_wizard->deleteLater();
+    }
+    if (m_docsDialog) {
+        m_docsDialog->deleteLater();
+    }
 
     torManager()->stop();
 
@@ -296,10 +314,28 @@ void WindowManager::onWalletOpened(Wallet *wallet) {
 
     m_splashDialog->hide();
     m_openWalletTriedOnce = false;
+
+    QString multisigSetup = wallet->getCacheAttribute("feather.multisig_setup");
+    if (multisigSetup == "started") {
+        qDebug() << "Multisig setup in progress, but not finished.";
+        m_openingWallet = false;
+        this->showWizard(WalletWizard::Page_MultisigCreateSetupKey, wallet);
+        return;
+    }
+    else if (multisigSetup == "configured") {
+        qDebug() << "Multisig setup configured, but not completed";
+        m_openingWallet = false;
+        this->showWizard(WalletWizard::Page_MultisigSetupWallet, wallet);
+        return;
+    }
+
+    qDebug() << "creating new mainwindow";
     auto *window = new MainWindow(this, wallet);
     m_windows.append(window);
-    this->buildTrayMenu();
+
     m_openingWallet = false;
+
+    this->buildTrayMenu();
 }
 
 void WindowManager::onWalletOpenPasswordRequired(bool invalidPassword, const QString &path) {
@@ -338,7 +374,7 @@ bool WindowManager::autoOpenWallet() {
 // ######################## WALLET CREATION ########################
 
 void WindowManager::tryCreateWallet(Seed seed, const QString &path, const QString &password, const QString &seedLanguage,
-                                    const QString &seedOffset, const QString &subaddressLookahead, bool newWallet) {
+                                    const QString &seedOffset, const QString &subaddressLookahead, bool newWallet, bool giveToWizard) {
     if (Utils::fileExists(path)) {
         this->handleWalletError({nullptr, Utils::ERROR, "Failed to create wallet", QString("File already exists: %1").arg(path)});
         return;
@@ -366,7 +402,14 @@ void WindowManager::tryCreateWallet(Seed seed, const QString &path, const QStrin
     wallet->setCacheAttribute("feather.seedoffset", seedOffset);
 
     if (newWallet) {
-        wallet->setNewWallet();
+       wallet->setNewWallet();
+    }
+
+    if (giveToWizard) {
+        qDebug() << "Giving wallet to wizard instead of opening";
+        m_wizard->setWallet(wallet);
+        m_openingWallet = false;
+        return;
     }
 
     this->onWalletOpened(wallet);
@@ -417,6 +460,26 @@ void WindowManager::tryCreateWalletFromKeys(const QString &path, const QString &
     this->onWalletOpened(wallet);
 }
 
+void WindowManager::tryRestoreMultisigWallet(const QString &path, const QString &password, const QString &multisigSeed,
+                                             const QString &mmsRecovery, quint64 restoreHeight, const QString &subaddressLookahead)
+{
+    if (Utils::fileExists(path)) {
+        this->handleWalletError({nullptr, Utils::ERROR, "Failed to create wallet", QString("File already exists: %1").arg(path)});
+        return;
+    }
+
+    if (multisigSeed.isEmpty()) {
+        this->handleWalletError({nullptr, Utils::ERROR, "Failed to create wallet", "Multisig seed is empty"});
+        return;
+    }
+
+    Wallet *wallet;
+    wallet = m_walletManager->restoreMultisigWallet(path, password, constants::networkType, multisigSeed, mmsRecovery, restoreHeight, constants::kdfRounds, subaddressLookahead);
+
+    m_openingWallet = true;
+    this->onWalletOpened(wallet);
+}
+
 void WindowManager::onWalletCreated(Wallet *wallet) {
     // Currently only called when a wallet is created from device.
     auto state = wallet->status();
@@ -686,6 +749,8 @@ WalletWizard* WindowManager::createWizard(WalletWizard::Page startPage) {
     connect(wizard, &WalletWizard::createWallet, this, &WindowManager::tryCreateWallet);
     connect(wizard, &WalletWizard::createWalletFromKeys, this, &WindowManager::tryCreateWalletFromKeys);
     connect(wizard, &WalletWizard::createWalletFromDevice, this, &WindowManager::tryCreateWalletFromDevice);
+    connect(wizard, &WalletWizard::restoreMultisigWallet, this, &WindowManager::tryRestoreMultisigWallet);
+    connect(wizard, &WalletWizard::showWallet, [this](Wallet *wallet){this->onWalletOpened(wallet);});
     return wizard;
 }
 
@@ -698,12 +763,17 @@ void WindowManager::initWizard() {
     this->showWizard(startPage);
 }
 
-void WindowManager::showWizard(WalletWizard::Page startPage) {
+void WindowManager::showWizard(WalletWizard::Page startPage, Wallet *wallet) {
     if (!m_wizard) {
         m_wizard = this->createWizard(startPage);
     }
 
     m_wizard->resetFields();
+
+    if (wallet) {
+        m_wizard->setWallet(wallet);
+    }
+
     m_wizard->setStartId(startPage);
     m_wizard->restart();
     m_wizard->setEnabled(true);

src/WindowManager.h

@@ -28,7 +28,7 @@ public:
     void wizardOpenWallet();
     void close();
     void closeWindow(MainWindow *window);
-    void showWizard(WalletWizard::Page startPage);
+    void showWizard(WalletWizard::Page startPage, Wallet *wallet = nullptr);
     void restartApplication(const QString &binaryFilename);
     void raise();
 
@@ -68,9 +68,10 @@ private slots:
     void onChangeTheme(const QString &themeName);
 
 private:
-    void tryCreateWallet(Seed seed, const QString &path, const QString &password, const QString &seedLanguage, const QString &seedOffset, const QString &subaddressLookahead, bool newWallet);
+    void tryCreateWallet(Seed seed, const QString &path, const QString &password, const QString &seedLanguage, const QString &seedOffset, const QString &subaddressLookahead, bool newWallet, bool giveToWizard = false);
     void tryCreateWalletFromDevice(const QString &path, const QString &password, const QString &deviceName, int restoreHeight, const QString &subaddressLookahead);
     void tryCreateWalletFromKeys(const QString &path, const QString &password, const QString &address, const QString &viewkey, const QString &spendkey, quint64 restoreHeight, const QString &subaddressLookahead);
+    void tryRestoreMultisigWallet(const QString &path, const QString &password, const QString &multisigSeed, const QString &mmsRecovery, quint64 restoreHeight, const QString &subaddressLookahead);
 
     bool autoOpenWallet();
 
@@ -107,6 +108,7 @@ private:
     bool m_openWalletTriedOnce = false;
     bool m_openingWallet = false;
     bool m_initialNetworkConfigured = false;
+    bool m_aboutToShowWizard = false;
 
     QThread *m_cleanupThread;
 };

src/assets.qrc

@@ -39,6 +39,7 @@
     <file>assets/images/eye_blind.png</file>
     <file>assets/images/file.png</file>
     <file>assets/images/file_manager_32px.png</file>
+    <file>assets/images/freeze.png</file>
     <file>assets/images/gnome-calc.png</file>
     <file>assets/images/hd_32px.png</file>
     <file>assets/images/history.png</file>
@@ -58,6 +59,7 @@
     <file>assets/images/localMonero_logo.png</file>
     <file>assets/images/localMonero_register.svg</file>
     <file>assets/images/lock.svg</file>
+    <file>assets/images/mail.png</file>
     <file>assets/images/microphone.png</file>
     <file>assets/images/mining.png</file>
     <file>assets/images/network.png</file>

src/dialog/AccountSwitcherDialog.cpp

@@ -50,7 +50,7 @@ AccountSwitcherDialog::AccountSwitcherDialog(Wallet *wallet, QWidget *parent)
     connect(m_wallet->subaddressAccount(), &SubaddressAccount::refreshFinished, this, &AccountSwitcherDialog::updateSelection);
 
     this->update();
-    this->updateSelection();
+//    this->updateSelection();
 }
 
 void AccountSwitcherDialog::update() {

src/dialog/SeedDialog.cpp

@@ -21,28 +21,35 @@ SeedDialog::SeedDialog(Wallet *wallet, QWidget *parent)
         m_wallet->setSeedLanguage(constants::seedLanguage);
     }
 
-    QString seedOffset = m_wallet->getCacheAttribute("feather.seedoffset");
-    QString seed = m_wallet->getCacheAttribute("feather.seed");
-    auto seedLength = m_wallet->seedLength();
-
-    QString seed_25_words = m_wallet->getSeed(seedOffset);
-
-    if (seedLength >= 24) {
+    if (m_wallet->isMultisig()) {
+        this->setMultisigSeed(m_wallet->getMultisigSeed());
+        ui->frameSeedOffset->setVisible(false);
         ui->check_toggleSeedType->hide();
-        this->setSeed(seed_25_words);
-    } else {
-        this->setSeed(seed);
         ui->frameRestoreHeight->setVisible(false);
+    } else {
+        QString seedOffset = m_wallet->getCacheAttribute("feather.seedoffset");
+        QString seed = m_wallet->getCacheAttribute("feather.seed");
+        auto seedLength = m_wallet->seedLength();
+
+        QString seed_25_words = m_wallet->getSeed(seedOffset);
+
+        if (seedLength >= 24) {
+            ui->check_toggleSeedType->hide();
+            this->setSeed(seed_25_words);
+        } else {
+            this->setSeed(seed);
+            ui->frameRestoreHeight->setVisible(false);
+        }
+
+        ui->frameSeedOffset->setVisible(!seedOffset.isEmpty());
+        ui->line_seedOffset->setText(seedOffset);
+
+        connect(ui->check_toggleSeedType, &QCheckBox::toggled, [this, seed_25_words, seed](bool toggled){
+            this->setSeed(toggled ? seed_25_words : seed);
+            ui->frameRestoreHeight->setVisible(toggled);
+        });
     }
 
-    ui->frameSeedOffset->setVisible(!seedOffset.isEmpty());
-    ui->line_seedOffset->setText(seedOffset);
-
-    connect(ui->check_toggleSeedType, &QCheckBox::toggled, [this, seed_25_words, seed](bool toggled){
-        this->setSeed(toggled ? seed_25_words : seed);
-        ui->frameRestoreHeight->setVisible(toggled);
-    });
-
     ui->label_restoreHeightHelp->setHelpText("", "Should you restore your wallet in the future, "
                                              "specifying this block number will recover your wallet quicker.", "restore_height");
 
@@ -59,10 +66,23 @@ void SeedDialog::setSeed(const QString &seed) {
                                        "</p>"
                                        "<b>WARNING:</b>"
                                        "<ul>"
-                                       "<li>Never disclose your seed.</li>"
+                                       "<li>Never disclose your seed</li>"
                                        "<li>Never type it on a website</li>"
                                        "<li>Do not store it electronically</li>"
                                        "</ul>").arg(words));
 }
 
+void SeedDialog::setMultisigSeed(const QString &seed) {
+    ui->seed->setPlainText(seed);
+
+    ui->label_warning->setText("<p>This seed will allow you to recover your wallet in case "
+                                       "of computer failure."
+                                       "</p>"
+                                       "<b>WARNING:</b>"
+                                       "<ul>"
+                                       "<li>Never disclose your seed</li>"
+                                       "<li>Never type it on a website</li>"
+                                       "</ul>");
+}
+
 SeedDialog::~SeedDialog() = default;

src/dialog/SeedDialog.h

@@ -23,6 +23,7 @@ public:
 
 private:
     void setSeed(const QString &seed);
+    void setMultisigSeed(const QString &seed);
 
     QScopedPointer<Ui::SeedDialog> ui;
     Wallet *m_wallet;

src/dialog/TxConfAdvDialog.cpp

@@ -103,6 +103,38 @@ void TxConfAdvDialog::setUnsignedTransaction(UnsignedTransaction *utx) {
     this->setupConstructionData(ci);
 }
 
+void TxConfAdvDialog::setMultisigTransaction(PendingTransaction *tx) {
+    m_multisig = true;
+    m_tx = tx;
+    m_tx->refresh();
+
+    ui->btn_exportSigned->hide();
+    ui->btn_exportTxKey->hide();
+    ui->btn_sign->show();
+    ui->btn_send->show();
+    ui->btn_send->setEnabled(false);
+
+    if (m_tx->haveWeSigned()) {
+        ui->btn_sign->setEnabled(false);
+    }
+
+    if (m_tx->enoughMultisigSignatures()) {
+        ui->btn_send->setEnabled(true);
+    }
+
+//    ui->btn_send->setText(m_tx->signaturesNeeded() == 1 ? "S");
+//
+//    if (m_tx->signaturesNeeded() == 1) {
+//
+//    }
+
+    PendingTransactionInfo *ptx = m_tx->transaction(0);
+
+    ui->txid->setText("n/a");
+    this->setAmounts(tx->amount(), tx->fee());
+    this->setupConstructionData(ptx);
+}
+
 void TxConfAdvDialog::setAmounts(quint64 amount, quint64 fee) {
     QString preferredCur = conf()->get(Config::preferredFiatCurrency).toString();
 
@@ -180,6 +212,29 @@ void TxConfAdvDialog::setupConstructionData(ConstructionInfo *ci) {
 }
 
 void TxConfAdvDialog::signTransaction() {
+    if (m_multisig) {
+
+        m_tx->signMultisigTx();
+        if (m_tx->status() != PendingTransaction::Status_Ok) {
+            Utils::showError(this, "Unable to sign multisig transaction", m_tx->errorString());
+
+//            auto button = QMessageBox::question(this, "Export multisig info?", "Do you want to export multisig info now?");
+//            if (result == QMessageBox::Yes) {
+//                m_wallet->mmsStore()->ex
+//            }
+
+            return;
+        }
+
+        if (m_tx->enoughMultisigSignatures()) {
+            ui->btn_send->setText("Broadcast");
+        }
+
+        ui->btn_sign->setEnabled(false);
+        ui->btn_send->setEnabled(true);
+        return;
+    }
+
     this->accept();
 }
 

src/dialog/TxConfAdvDialog.h

@@ -28,6 +28,7 @@ public:
 
     void setTransaction(PendingTransaction *tx, bool isSigned = true); // #TODO: have libwallet return a UnsignedTransaction, this is just dumb
     void setUnsignedTransaction(UnsignedTransaction *utx);
+    void setMultisigTransaction(PendingTransaction *tx);
 
 private:
     void setupConstructionData(ConstructionInfo *ci);
@@ -51,6 +52,7 @@ private:
     QMenu *m_exportTxKeyMenu;
     QString m_txid;
     bool m_offline;
+    bool m_multisig = false;
 };
 
 #endif //FEATHER_TXCONFADVDIALOG_H

src/dialog/TxConfDialog.cpp

@@ -76,13 +76,27 @@ TxConfDialog::TxConfDialog(Wallet *wallet, PendingTransaction *tx, const QString
         ui->label_fee->setToolTip("Unrealistic fee. You may be connected to a malicious node.");
     }
 
-    ui->buttonBox->button(QDialogButtonBox::Ok)->setText("Send");
+    bool readyToSend = tx->enoughMultisigSignatures();
+
+    if (!readyToSend) {
+        ui->combo_sendTo->addItem("All cosigners");
+        ui->combo_sendTo->addItems(m_wallet->getMultisigSigners());
+    } else {
+        ui->label_sendTo->hide();
+        ui->combo_sendTo->hide();
+    }
+
+    ui->buttonBox->button(QDialogButtonBox::Ok)->setText(!readyToSend ? "Sign" : "Send");
 
     connect(ui->btn_Advanced, &QPushButton::clicked, this, &TxConfDialog::setShowAdvanced);
 
     this->adjustSize();
 }
 
+quint32 TxConfDialog::getMultisigSignerIndex() {
+    return ui->combo_sendTo->currentIndex();
+}
+
 void TxConfDialog::setShowAdvanced() {
     this->showAdvanced = true;
     QDialog::reject();

src/dialog/TxConfDialog.h

@@ -23,6 +23,8 @@ public:
     explicit TxConfDialog(Wallet *wallet, PendingTransaction *tx, const QString &address, const QString &description, QWidget *parent = nullptr);
     ~TxConfDialog() override;
 
+    quint32 getMultisigSignerIndex();
+
     bool showAdvanced = false;
 
 private:

src/dialog/TxConfDialog.ui

@@ -119,6 +119,16 @@
          </property>
         </widget>
        </item>
+       <item row="5" column="0">
+        <widget class="QLabel" name="label_sendTo">
+         <property name="text">
+          <string>Send to:</string>
+         </property>
+        </widget>
+       </item>
+       <item row="5" column="1">
+        <widget class="QComboBox" name="combo_sendTo"/>
+       </item>
       </layout>
      </item>
     </layout>

src/libwalletqt/Coins.cpp

@@ -76,6 +76,23 @@ void Coins::refresh()
             ci->m_coinbase = td.m_tx.vin.size() == 1 && td.m_tx.vin[0].type() == typeid(cryptonote::txin_gen);
             ci->m_description = m_wallet->getCacheAttribute(QString("coin.description:%1").arg(ci->m_pubKey));
             ci->m_change = m_wallet2->is_change(td);
+            ci->m_keyImagePartial = td.m_key_image_partial;
+
+            bool haveMultisigK = true;
+            if (td.m_multisig_k.empty()) {
+                haveMultisigK = false;
+            }
+            for (const auto &k : td.m_multisig_k) {
+                if (k == rct::zero()) {
+                    haveMultisigK = false;
+                    break;
+                }
+            }
+            ci->m_haveMultisigK = haveMultisigK;
+
+            for (const auto& info : td.m_multisig_info) {
+                ci->m_multisigInfo.append(QString::fromStdString(m_wallet2->get_signer_label(info.m_signer)));
+            }
 
             m_rows.push_back(ci);
         }

src/libwalletqt/Coins.h

@@ -30,7 +30,6 @@ Q_OBJECT
 public:
     bool coin(int index, std::function<void (CoinsInfo &)> callback);
     CoinsInfo * coin(int index);
-    void refresh();
     void refreshUnlocked();
     void freeze(QString &publicKey);
     void thaw(QString &publicKey);
@@ -41,6 +40,9 @@ public:
     quint64 count() const;
     void clearRows();
 
+public slots:
+    void refresh();
+
 signals:
     void refreshStarted() const;
     void refreshFinished() const;

src/libwalletqt/MultisigMessageStore.h

@@ -0,0 +1,144 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_MULTISIGMESSAGESTORE_H
+#define FEATHER_MULTISIGMESSAGESTORE_H
+
+#include <functional>
+
+#include <QObject>
+#include <QList>
+#include <QReadWriteLock>
+#include <QDateTime>
+
+#include "Wallet.h"
+
+#include "wallet/message_store.h"
+#include "cryptonote_basic/blobdatatype.h"
+
+namespace tools {
+    class wallet2;
+}
+
+class MultisigMessage;
+class TxProposal;
+
+class MultisigMessageStore : public QObject
+{
+Q_OBJECT
+
+public:
+    struct SignerInfo {
+        QString label;
+        QString publicKey;
+    };
+
+    enum SetupMode {
+        AUTOMATIC = 0,
+        SEMI_AUTOMATIC,
+        MANUAL
+    };
+
+    struct SetupKey {
+        quint32 threshold;
+        quint32 participants;
+        QString service;
+        SetupMode mode;
+    };
+
+    bool txProposal(int index, std::function<void (TxProposal &)> callback);
+    quint64 txProposalCount() const;
+
+
+    bool message(int index, std::function<void (MultisigMessage &)> callback);
+
+    void receiveMessages();
+
+    MultisigMessage * message(int index);
+    void refresh(bool next = true);
+
+    void next(bool forceSync = false, bool calledFromRefresh = false);
+
+    bool signTx(quint32 id);
+    bool deleteMessage(quint32 id);
+    void deleteAllMessages();
+
+    std::string exportMessage(quint32 id);
+
+    void sendReadyMessages();
+
+    QString errorString();
+
+    void setServiceDetails(const QString &serviceUrl, const QString &serviceLogin);
+
+    bool registerChannel(QString &channel, quint32 user_limit);
+
+    bool prepareMultisig();
+    bool makeMultisig(quint32 threshold, const std::vector<std::string> &kexMessages);
+    bool exchangeMultisig(const std::vector<std::string> &kexMessages);
+    bool exportMultisig();
+    bool importMultisig(const std::vector<cryptonote::blobdata> info);
+    bool signMultisigTx(const cryptonote::blobdata &data);
+    bool submitMultisigTx(const cryptonote::blobdata &data);
+
+    quint64 count() const;
+    void clearRows();
+
+    bool havePartiallySignedTxWaiting();
+
+    SignerInfo getSignerInfo(quint32 index);
+
+    bool processSyncData();
+    bool sendPendingTransaction(quint32 message_id, quint32 cosigner);
+
+    QString createSetupKey(quint32 threshold, quint32 signers, const QString &service, const QString &channel, SetupMode mode);
+    bool checkSetupKey(const QString &setupKey, SetupKey &key);
+
+    void init(const QString &setupKey, const QString &ownLabel);
+    void setSigner(quint32 index, const QString& label, const QString& address);
+
+    QVector<SignerInfo> getSignerInfo();
+
+    QString getRecoveryInfo();
+
+signals:
+    void refreshStarted() const;
+    void refreshFinished() const;
+    void multisigWalletCreated(const QString &address);
+    void signersUpdated() const;
+
+    void askToSign(PendingTransaction *tx) const;
+    void statusChanged(const QString &status, bool finished);
+
+    void multisigInfoExported();
+    void multisigInfoImported();
+
+    void connectionError();
+
+private:
+    explicit MultisigMessageStore(Wallet *wallet, tools::wallet2 *wallet2, QObject *parent = nullptr);
+
+    void setErrorString(const QString &errorString);
+    void clearStatus();
+
+private:
+    friend class Wallet;
+
+    Wallet *m_wallet;
+    tools::wallet2 *m_wallet2;
+    QList<MultisigMessage*> m_rows;
+
+    QList<TxProposal*> m_txProposals;
+    QHash<QString, quint64> m_txProposalsIndex;
+
+//    QList<TxProposal*> m_txProposals;
+    QReadWriteLock lock{QReadWriteLock::RecursionMode::Recursive};
+
+    quint32 m_sendToIndex = 1;
+    QString m_status;
+    QString m_errorString;
+
+    mutable QReadWriteLock m_lock;
+};
+
+#endif //FEATHER_MULTISIGMESSAGESTORE_H

src/libwalletqt/PendingTransaction.cpp

@@ -53,6 +53,14 @@ QStringList PendingTransaction::txid() const
     return list;
 }
 
+QStringList PendingTransaction::prefixHashes() const
+{
+    QStringList prefixHashes;
+    for (const auto &hash : m_pimpl->prefixHashes()) {
+        prefixHashes.append(QString::fromStdString(hash));
+    }
+    return prefixHashes;
+}
 
 quint64 PendingTransaction::txCount() const
 {
@@ -98,6 +106,48 @@ void PendingTransaction::refresh()
     }
 }
 
+quint32 PendingTransaction::saveToMMS() {
+    return m_pimpl->saveToMMS();
+}
+
+QStringList PendingTransaction::destinationAddresses(int index) {
+    std::vector<std::string> dests = m_pimpl->destinations(index);
+    QStringList destinations;
+    for (const auto &dest : dests) {
+        destinations << QString::fromStdString(dest);
+    }
+
+    return destinations;
+}
+
+void PendingTransaction::signMultisigTx() {
+    m_pimpl->signMultisigTx();
+}
+
+quint64 PendingTransaction::signaturesNeeded() {
+    return m_pimpl->signaturesNeeded();
+}
+
+bool PendingTransaction::enoughMultisigSignatures() {
+    return m_pimpl->enoughMultisigSignatures();
+}
+
+QStringList PendingTransaction::signersKeys() {
+    QStringList keys;
+    for (const auto &key : m_pimpl->signersKeys()) {
+        keys.append(QString::fromStdString(key));
+    }
+    return keys;
+}
+
+bool PendingTransaction::haveWeSigned() const {
+    return m_pimpl->haveWeSigned();
+}
+
+bool PendingTransaction::canSign() const {
+    return m_pimpl->canSign();
+}
+
 PendingTransaction::PendingTransaction(Monero::PendingTransaction *pt, QObject *parent)
     : QObject(parent)
     , m_pimpl(pt)

src/libwalletqt/PendingTransaction.h

@@ -31,12 +31,23 @@ public:
     quint64 dust() const;
     quint64 fee() const;
     QStringList txid() const;
+    QStringList prefixHashes() const;
     quint64 txCount() const;
     QList<QVariant> subaddrIndices() const;
     std::string unsignedTxToBin() const;
     QString unsignedTxToBase64() const;
     QString signedTxToHex(int index) const;
     void refresh();
+    quint32 saveToMMS();
+    QStringList destinationAddresses(int index);
+    void signMultisigTx();
+    quint64 signaturesNeeded();
+    bool enoughMultisigSignatures();
+
+    QStringList signersKeys();
+
+    bool haveWeSigned() const;
+    bool canSign() const;
 
     PendingTransactionInfo * transaction(int index) const;
 

src/libwalletqt/TransactionHistory.cpp

@@ -185,6 +185,10 @@ void TransactionHistory::refresh()
                 t->m_rings.append(ring);
             }
 
+            qDebug() << pd.m_tx.extra;
+            qDebug() << pd.m_tx.version;
+            t->m_prefixHash = QString::fromStdString(epee::string_tools::pod_to_hex(cryptonote::get_transaction_prefix_hash(pd.m_tx)));
+
             m_rows.append(t);
         }
 

src/libwalletqt/Wallet.cpp

@@ -8,6 +8,7 @@
 
 #include "AddressBook.h"
 #include "Coins.h"
+#include "MultisigMessageStore.h"
 #include "Subaddress.h"
 #include "SubaddressAccount.h"
 #include "TransactionHistory.h"
@@ -22,6 +23,8 @@
 #include "model/SubaddressModel.h"
 #include "model/SubaddressAccountModel.h"
 #include "model/CoinsModel.h"
+#include "model/MultisigMessageModel.h"
+#include "model/MultisigIncomingTxModel.h"
 
 #include "utils/ScopeGuard.h"
 
@@ -47,9 +50,11 @@ Wallet::Wallet(Monero::Wallet *wallet, QObject *parent)
         , m_subaddressAccount(new SubaddressAccount(this, wallet->getWallet(), this))
         , m_refreshNow(false)
         , m_refreshEnabled(false)
+        , m_mmsRefreshEnabled(false)
         , m_scheduler(this)
         , m_useSSL(true)
         , m_coins(new Coins(this, wallet->getWallet(), this))
+        , m_mmsStore(new MultisigMessageStore(this, wallet->getWallet(), this))
         , m_storeTimer(new QTimer(this))
 {
     m_walletListener = new WalletListenerImpl(this);
@@ -60,6 +65,8 @@ Wallet::Wallet(Monero::Wallet *wallet, QObject *parent)
     m_subaddressModel = new SubaddressModel(this, m_subaddress);
     m_subaddressAccountModel = new SubaddressAccountModel(this, m_subaddressAccount);
     m_coinsModel = new CoinsModel(this, m_coins);
+    m_mmsModel = new MultisigMessageModel(this, m_mmsStore);
+    m_msIncomingTxModel = new MultisigIncomingTxModel(this, m_mmsStore);
 
     if (this->status() == Status_Ok) {
         startRefreshThread();
@@ -86,6 +93,9 @@ Wallet::Wallet(Monero::Wallet *wallet, QObject *parent)
     connect(m_subaddress, &Subaddress::corrupted, [this]{
        emit keysCorrupted();
     });
+
+    connect(m_mmsStore, &MultisigMessageStore::multisigInfoImported, m_coins, &Coins::refresh);
+    connect(m_mmsStore, &MultisigMessageStore::multisigInfoExported, m_coins, &Coins::refresh);
 }
 
 // #################### Status ####################
@@ -128,6 +138,12 @@ bool Wallet::viewOnly() const {
     return m_wallet2->watch_only();
 }
 
+bool Wallet::isMultisig() const {
+    bool ready, multisig;
+    multisig = m_wallet2->multisig(&ready);
+    return multisig;
+}
+
 bool Wallet::isDeterministic() const {
     return m_wallet2->is_deterministic();
 }
@@ -342,6 +358,12 @@ QString Wallet::getSeed(const QString &seedOffset) const {
     return QString::fromStdString(std::string(seed.data(), seed.size()));
 }
 
+QString Wallet::getMultisigSeed() const {
+    epee::wipeable_string seed;
+    m_wallet2->get_multisig_seed(seed, "");
+    return QString::fromStdString(std::string(seed.data(), seed.size()));
+}
+
 qsizetype Wallet::seedLength() const {
     auto seedLength = this->getCacheAttribute("feather.seed").split(" ", Qt::SkipEmptyParts).length();
     return seedLength ? seedLength : 25;
@@ -420,47 +442,54 @@ void Wallet::startRefreshThread()
     const auto future = m_scheduler.run([this] {
         // Beware! This code does not run in the GUI thread.
 
-        constexpr const std::chrono::seconds refreshInterval{10};
         constexpr const std::chrono::milliseconds intervalResolution{100};
 
         auto last = std::chrono::steady_clock::now();
         while (!m_scheduler.stopping())
         {
-            if (m_refreshEnabled && (!isHwBacked() || isDeviceConnected()))
+            if ((!isHwBacked() || isDeviceConnected()))
             {
                 const auto now = std::chrono::steady_clock::now();
                 const auto elapsed = now - last;
-                if (elapsed >= refreshInterval || m_refreshNow)
+                if (elapsed >= m_refreshInterval || m_refreshNow)
                 {
-                    m_refreshNow = false;
+                    if (m_refreshEnabled) {
+                        m_refreshNow = false;
 
-                    // get daemonHeight and targetHeight
-                    // daemonHeight and targetHeight will be 0 if call to get_info fails
-                    quint64 daemonHeight = m_walletImpl->daemonBlockChainHeight();
-                    bool success = daemonHeight > 0;
+                        // get daemonHeight and targetHeight
+                        // daemonHeight and targetHeight will be 0 if call to get_info fails
+                        quint64 daemonHeight = m_walletImpl->daemonBlockChainHeight();
+                        bool success = daemonHeight > 0;
 
-                    quint64 targetHeight = 0;
-                    if (success) {
-                        targetHeight = m_walletImpl->daemonBlockChainTargetHeight();
-                    }
-                    bool haveHeights = (daemonHeight > 0 && targetHeight > 0);
-
-                    emit heightsRefreshed(haveHeights, daemonHeight, targetHeight);
-
-                    // Don't call refresh function if we don't have the daemon and target height
-                    // We do this to prevent to UI from getting confused about the amount of blocks that are still remaining
-                    if (haveHeights) {
-                        QMutexLocker locker(&m_asyncMutex);
-
-                        if (m_newWallet) {
-                            // Set blockheight to daemonHeight for newly created wallets to speed up initial sync
-                            m_walletImpl->setRefreshFromBlockHeight(daemonHeight);
-                            m_newWallet = false;
+                        quint64 targetHeight = 0;
+                        if (success) {
+                            targetHeight = m_walletImpl->daemonBlockChainTargetHeight();
                         }
+                        bool haveHeights = (daemonHeight > 0 && targetHeight > 0);
 
-                        m_walletImpl->refresh();
+                        emit heightsRefreshed(haveHeights, daemonHeight, targetHeight);
+
+                        // Don't call refresh function if we don't have the daemon and target height
+                        // We do this to prevent to UI from getting confused about the amount of blocks that are still remaining
+                        if (haveHeights) {
+                            QMutexLocker locker(&m_asyncMutex);
+
+                            if (m_newWallet) {
+                                // Set blockheight to daemonHeight for newly created wallets to speed up initial sync
+                                m_walletImpl->setRefreshFromBlockHeight(daemonHeight);
+                                m_newWallet = false;
+                            }
+
+                            m_walletImpl->refresh();
+                        }
+                        last = std::chrono::steady_clock::now();
+                    }
+
+                    if (m_mmsRefreshEnabled)
+                    {
+                        m_mmsStore->receiveMessages();
+                        last = std::chrono::steady_clock::now();
                     }
-                    last = std::chrono::steady_clock::now();
                 }
             }
 
@@ -539,6 +568,7 @@ void Wallet::onNewBlock(uint64_t walletHeight) {
 void Wallet::onUpdated() {
     this->updateBalance();
     if (this->isSynchronized()) {
+//        m_mmsStore->exportMultisig();
         this->refreshModels();
     }
 }
@@ -563,6 +593,11 @@ void Wallet::refreshModels() {
     m_history->refresh();
     m_coins->refresh();
     this->subaddress()->refresh(this->currentSubaddressAccount());
+    m_mmsStore->refresh();
+}
+
+void Wallet::setRefreshInterval(qint64 seconds) {
+    m_refreshInterval = std::chrono::seconds{seconds};
 }
 
 // #################### Hardware wallet ####################
@@ -1023,6 +1058,13 @@ PendingTransaction * Wallet::loadSignedTxFromStr(const std::string &data)
     return result;
 }
 
+PendingTransaction * Wallet::restoreMultisigTransaction(const std::string &data)
+{
+    Monero::PendingTransaction *ptImpl = m_walletImpl->restoreMultisigTransaction(data);
+    PendingTransaction *result = new PendingTransaction(ptImpl, this);
+    return result;
+}
+
 bool Wallet::submitTxFile(const QString &fileName) const
 {
     qDebug() << "Trying to submit " << fileName;
@@ -1103,6 +1145,18 @@ CoinsModel* Wallet::coinsModel() const {
     return m_coinsModel;
 }
 
+MultisigMessageStore* Wallet::mmsStore() const {
+    return m_mmsStore;
+}
+
+MultisigMessageModel* Wallet::mmsModel() const {
+    return m_mmsModel;
+}
+
+MultisigIncomingTxModel* Wallet::msIncomingTxModel() const {
+    return m_msIncomingTxModel;
+}
+
 // #################### Transaction proofs ####################
 
 QString Wallet::getTxKey(const QString &txid) const {
@@ -1287,6 +1341,55 @@ QString Wallet::make_uri(const QString &address, quint64 &amount, const QString
     return QString::fromStdString(uri);
 }
 
+// #################### Multisig ####################
+
+void Wallet::setMMSRefreshEnabled(bool enabled) {
+    m_mmsRefreshEnabled = enabled;
+}
+
+bool Wallet::hasMultisigPartialKeyImages() {
+    return m_walletImpl->hasMultisigPartialKeyImages();
+}
+
+QStringList Wallet::getMultisigSigners() {
+    QStringList signers;
+    mms::message_store& ms = m_wallet2->get_message_store();
+    quint32 authorizedSigners = ms.get_num_authorized_signers();
+    for (uint32_t j = 1; j < authorizedSigners; ++j)
+    {
+        mms::authorized_signer signer = ms.get_signer(j);
+        signers << QString::fromStdString(ms.signer_to_string(signer, 50));;
+    }
+    return signers;
+}
+
+QString Wallet::getMultisigSignerConfig() {
+    mms::message_store& ms = m_wallet2->get_message_store();
+    std::string signer_config;
+    ms.get_signer_config(signer_config);
+    std::string hex_signer_config = epee::string_tools::buff_to_hex_nodelimer(signer_config);
+    return QString::fromStdString(hex_signer_config);
+}
+
+quint32 Wallet::multisigSigners() {
+    return m_wallet2->get_multisig_signers();
+}
+
+quint32 Wallet::multisigThreshold() {
+    mms::message_store& ms = m_wallet2->get_message_store();
+    quint32 authorizedSigners = ms.get_num_required_signers();
+    return authorizedSigners;
+}
+
+//QString Wallet::originalPrimaryAddress() {
+////    m_wallet2->m_original_address
+//    return "";
+//}
+//
+//QString Wallet::originalSecretViewkey() {
+//    return QString::fromStdString(epee::string_tools::pod_to_hex(m_wallet2->m_original_view_secret_key));
+//}
+
 // #################### Misc / Unused ####################
 
 quint64 Wallet::getBytesReceived() const {

src/libwalletqt/Wallet.h

@@ -71,6 +71,9 @@ class SubaddressAccount;
 class SubaddressAccountModel;
 class Coins;
 class CoinsModel;
+class MultisigMessageStore;
+class MultisigMessageModel;
+class MultisigIncomingTxModel;
 
 struct TxProofResult {
     TxProofResult() {}
@@ -133,6 +136,8 @@ public:
     //! returns if view only wallet
     bool viewOnly() const;
 
+    bool isMultisig() const;
+
     //! return true if deterministic keys
     bool isDeterministic() const;
 
@@ -175,6 +180,7 @@ public:
 
     //! returns mnemonic seed
     QString getSeed(const QString &seedOffset) const;
+    QString getMultisigSeed() const;
 
     qsizetype seedLength() const;
 
@@ -227,6 +233,8 @@ public:
 
     void refreshModels();
 
+    void setRefreshInterval(qint64 seconds);
+
     // ##### Hardware wallet #####
     bool isHwBacked() const;
     bool isLedger() const;
@@ -342,6 +350,8 @@ public:
     PendingTransaction * loadSignedTxFile(const QString &fileName);
     PendingTransaction * loadSignedTxFromStr(const std::string &data);
 
+    PendingTransaction * restoreMultisigTransaction(const std::string &data);
+
     //! Submit a transfer from file
     bool submitTxFile(const QString &fileName) const;
 
@@ -359,6 +369,9 @@ public:
     SubaddressAccountModel* subaddressAccountModel() const;
     Coins* coins() const;
     CoinsModel* coinsModel() const;
+    MultisigMessageModel* mmsModel() const;
+    MultisigIncomingTxModel* msIncomingTxModel() const;
+    MultisigMessageStore* mmsStore() const;
 
     // ##### Transaction proofs #####
 
@@ -386,6 +399,20 @@ public:
 
     QString make_uri(const QString &address, quint64 &amount, const QString &description, const QString &recipient) const;
 
+    // ##### Multisig #####
+
+    void setMMSRefreshEnabled(bool enabled);
+
+    bool hasMultisigPartialKeyImages();
+    QStringList getMultisigSigners();
+
+    QString getMultisigSignerConfig();
+    quint32 multisigSigners();
+    quint32 multisigThreshold();
+
+//    QString originalPrimaryAddress();
+//    QString originalSecretViewkey();
+
     // ##### Misc / Unused #####
 
     quint64 getBytesReceived() const;
@@ -498,6 +525,10 @@ private:
     Coins *m_coins;
     CoinsModel *m_coinsModel;
 
+    MultisigMessageStore *m_mmsStore;
+    MultisigMessageModel *m_mmsModel;
+    MultisigIncomingTxModel *m_msIncomingTxModel;
+
     QMutex m_asyncMutex;
     QString m_daemonUsername;
     QString m_daemonPassword;
@@ -505,6 +536,8 @@ private:
     QMutex m_proxyMutex;
     std::atomic<bool> m_refreshNow;
     std::atomic<bool> m_refreshEnabled;
+    std::atomic<bool> m_mmsRefreshEnabled;
+    std::chrono::seconds m_refreshInterval{10};
     WalletListenerImpl *m_walletListener;
     FutureScheduler m_scheduler;
 

src/libwalletqt/WalletListenerImpl.cpp

@@ -4,6 +4,7 @@
 #include "WalletListenerImpl.h"
 #include "Wallet.h"
 #include "WalletManager.h"
+#include "MultisigMessageStore.h"
 
 WalletListenerImpl::WalletListenerImpl(Wallet * w)
     : m_wallet(w)
@@ -31,6 +32,11 @@ void WalletListenerImpl::moneyReceived(const std::string &txId, uint64_t amount)
     QString qTxId = QString::fromStdString(txId);
     qDebug() << Q_FUNC_INFO << qTxId << " " << WalletManager::displayAmount(amount);
 
+    if (m_wallet->isMultisig()) {
+        // TODO: causes too many exports
+        m_wallet->mmsStore()->exportMultisig();
+    }
+
     emit m_wallet->moneyReceived(qTxId, amount);
 }
 

src/libwalletqt/WalletManager.cpp

@@ -95,9 +95,12 @@ Wallet *WalletManager::openWallet(const QString &path, const QString &password,
     auto wallet = new Wallet(w);
 
     // move wallet to the GUI thread. Otherwise it wont be emitting signals
+    qDebug() << wallet->thread();
+    qDebug() << qApp->thread();
     if (wallet->thread() != qApp->thread()) {
         wallet->moveToThread(qApp->thread());
     }
+    qDebug() << wallet->thread();
 
     return wallet;
 }
@@ -174,6 +177,16 @@ void WalletManager::createWalletFromDeviceAsync(const QString &path, const QStri
     });
 }
 
+Wallet* WalletManager::restoreMultisigWallet(const QString &path, const QString &password, NetworkType::Type nettype,
+                                          const QString &multisigSeed, const QString &mmsRecovery, quint64 restoreHeight,
+                                          quint64 kdfRounds,
+                                          const QString &subaddressLookahead)
+{
+    QMutexLocker locker(&m_mutex);
+    Monero::Wallet * w = m_pimpl->recoverMultisigWallet(path.toStdString(), password.toStdString(), static_cast<Monero::NetworkType>(nettype), restoreHeight, multisigSeed.toStdString(), mmsRecovery.toStdString(), kdfRounds, subaddressLookahead.toStdString());
+    return new Wallet(w);
+}
+
 bool WalletManager::walletExists(const QString &path) const
 {
     return m_pimpl->walletExists(path.toStdString());

src/libwalletqt/WalletManager.h

@@ -58,6 +58,15 @@ public:
                                   const QString &subaddressLookahead = ""
                                   );
 
+    Wallet * restoreMultisigWallet(const QString &path,
+                                   const QString &password,
+                                   NetworkType::Type nettype,
+                                   const QString &multisigSeed,
+                                   const QString &mmsRecovery,
+                                   quint64 restoreHeight = 0,
+                                   quint64 kdfRounds = 1,
+                                   const QString &subaddressLookahead = "");
+
     Wallet * createDeterministicWalletFromSpendKey(const QString &path,
                                                    const QString &password,
                                                    const QString &language,

src/libwalletqt/rows/CoinsInfo.cpp

@@ -124,6 +124,18 @@ QString CoinsInfo::txNote() const {
     return m_txNote;
 }
 
+bool CoinsInfo::keyImagePartial() const {
+    return m_keyImagePartial;
+}
+
+bool CoinsInfo::haveMultisigK() const {
+    return m_haveMultisigK;
+}
+
+QStringList CoinsInfo::multisigInfo() const {
+    return m_multisigInfo;
+}
+
 CoinsInfo::CoinsInfo(QObject *parent)
         : QObject(parent)
         , m_blockHeight(0)
@@ -142,6 +154,8 @@ CoinsInfo::CoinsInfo(QObject *parent)
         , m_unlocked(false)
         , m_coinbase(false)
         , m_change(false)
+        , m_keyImagePartial(false)
+        , m_haveMultisigK(false)
 {
 
 }

src/libwalletqt/rows/CoinsInfo.h

@@ -39,6 +39,9 @@ public:
     QString description() const;
     bool change() const;
     QString txNote() const;
+    bool keyImagePartial() const;
+    bool haveMultisigK() const;
+    QStringList multisigInfo() const;
 
     void setUnlocked(bool unlocked);
 
@@ -71,6 +74,9 @@ private:
     QString m_description;
     bool m_change;
     QString m_txNote;
+    bool m_keyImagePartial;
+    bool m_haveMultisigK;
+    QStringList m_multisigInfo;
 };
 
 #endif //FEATHER_COINSINFO_H

src/libwalletqt/rows/MultisigMessage.cpp

@@ -0,0 +1,16 @@
+//
+// Created by user on 1/3/24.
+//
+
+#include "MultisigMessage.h"
+
+
+MultisigMessage::MultisigMessage(QObject *parent)
+    : id(0)
+    , signer_index(0)
+    , wallet_height(0)
+    , round(0)
+    , signature_count(0)
+{
+
+}

src/libwalletqt/rows/MultisigMessage.h

@@ -0,0 +1,56 @@
+//
+// Created by user on 1/3/24.
+//
+
+#ifndef FEATHER_MULTISIGMESSAGE_H
+#define FEATHER_MULTISIGMESSAGE_H
+
+#include <QObject>
+#include <QDateTime>
+
+//uint32_t id;
+//message_type type;
+//message_direction direction;
+//std::string content;
+//uint64_t created;
+//uint64_t modified;
+//uint64_t sent;
+//uint32_t signer_index;
+//crypto::hash hash;
+//message_state state;
+//uint32_t wallet_height;
+//uint32_t round;
+//uint32_t signature_count;
+//std::string transport_id;
+
+class MultisigMessage : public QObject
+{
+    Q_OBJECT
+
+public:
+    quint32 id;
+    QString type;
+    QString direction;
+    std::string content;
+    QDateTime created;
+    QDateTime modified;
+    QDateTime sent;
+    quint32 signer_index;
+    QString signer;
+    QString hash;
+    QString state;
+    quint32 wallet_height;
+    quint32 round;
+    quint32 signature_count;
+    QString transport_id;
+
+
+private:
+    explicit MultisigMessage(QObject *parent);
+
+private:
+    friend class MultisigMessageStore;
+};
+
+
+#endif //FEATHER_MULTISIGMESSAGE_H

src/libwalletqt/rows/TransactionRow.cpp

@@ -164,4 +164,8 @@ QString TransactionRow::rings_formatted() const
         rings += "\n\n";
     }
     return rings;
+}
+
+QString TransactionRow::prefixHash() const {
+    return m_prefixHash;
 }

src/libwalletqt/rows/TransactionRow.h

@@ -50,6 +50,7 @@ public:
     QList<QString> destinations() const;
     QList<Transfer*> transfers() const;
     QString rings_formatted() const;
+    QString prefixHash() const;
 
 private:
     explicit TransactionRow();
@@ -76,6 +77,7 @@ private:
     QDateTime m_timestamp;
     quint64 m_unlockTime;
     bool m_coinbase;
+    QString m_prefixHash;
 };
 
 

src/libwalletqt/rows/TxProposal.cpp

@@ -0,0 +1,27 @@
+//
+// Created by user on 3/20/24.
+//
+
+#include "TxProposal.h"
+
+TxProposal::TxProposal(QObject *parent)
+    : QObject(parent)
+    , messageId(0)
+    , txCount(0)
+    , numSignatures(0)
+{
+
+}
+
+QString TxProposal::errorString() {
+    if (this->txCount == 0) {
+        return {"Tx proposal contains no transactions"};
+    }
+
+    if (this->txCount > 1) {
+        // the UI doesn't support split transactions
+        return {"Tx proposal contains too many transactions"};
+    }
+
+    return "";
+}

src/libwalletqt/rows/TxProposal.h

@@ -0,0 +1,47 @@
+//
+// Created by user on 3/20/24.
+//
+
+#ifndef FEATHER_TXPROPOSAL_H
+#define FEATHER_TXPROPOSAL_H
+
+#include <QObject>
+#include <QDateTime>
+
+class TxProposal : public QObject
+{
+    Q_OBJECT
+
+public:
+    enum Status {
+        Pending = 0,
+        Expired,
+        Cant_Sign,
+        Signed,
+        Completed,
+        Frozen,
+        Double_Spend
+    };
+
+    quint64 messageId;
+    QDateTime timestamp;
+    Status status;
+    QStringList spendsOutputs;
+    quint64 txCount;
+    QString txId;
+    quint64 numSignatures;
+    QStringList signers;
+    QString from;
+    qint64 balanceDelta;
+    QString prefixHash;
+
+    QString errorString();
+
+private:
+    explicit TxProposal(QObject *parent);
+
+private:
+    friend class MultisigMessageStore;
+};
+
+#endif //FEATHER_TXPROPOSAL_H

src/main.cpp

@@ -5,7 +5,7 @@
 #include <QApplication>
 #include <QtCore>
 #include <QtGui>
-#include <singleapplication.h>
+//#include <singleapplication.h>
 
 #include "config-feather.h"
 #include "constants.h"
@@ -88,6 +88,11 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
     qputenv("QT_QPA_PLATFORM", "windows:darkmode=1");
 #endif
 
+// Force XCB to deal with 'Could not find the Qt platform plugin "wayland" in ""'
+#if defined(Q_OS_LINUX) && defined(STATIC)
+    qputenv("QT_QPA_PLATFORM", "xcb");
+#endif
+
     QStringList argv_;
     for(int i = 0; i != argc; i++){
         argv_ << QString::fromStdString(argv[i]);
@@ -137,7 +142,7 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
     QApplication::setHighDpiScaleFactorRoundingPolicy(Qt::HighDpiScaleFactorRoundingPolicy::Round);
 #endif
 
-    SingleApplication app(argc, argv);
+    QApplication app(argc, argv);
 
     QApplication::setQuitOnLastWindowClosed(false);
     QApplication::setApplicationName("FeatherWallet");
@@ -243,10 +248,11 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
 
     auto wm = windowManager();
     wm->setEventFilter(&filter);
+    wm->raise();
 
-    QObject::connect(&app, &SingleApplication::instanceStarted, [&wm]() {
-        wm->raise();
-    });
+//    QObject::connect(&app, &SingleApplication::instanceStarted, [&wm]() {
+//        wm->raise();
+//    });
 
     return QApplication::exec();
 }

src/model/CoinsModel.cpp

@@ -90,12 +90,22 @@ QVariant CoinsModel::data(const QModelIndex &index, int role) const
             switch (index.column()) {
                 case KeyImageKnown:
                 {
-                    if (cInfo.keyImageKnown()) {
-                        result = QVariant(icons()->icon("eye1.png"));
-                    }
-                    else {
+                    if (!cInfo.keyImageKnown() || cInfo.keyImagePartial()) {
                         result = QVariant(icons()->icon("eye_blind.png"));
                     }
+                    else {
+                        result = QVariant(icons()->icon("eye1.png"));
+                    }
+                    break;
+                }
+                case HaveMultisigK:
+                {
+                    if (cInfo.haveMultisigK()) {
+                        result = QVariant(icons()->icon("status_connected.svg"));
+                    } else {
+                        result = QVariant(icons()->icon("status_lagging.svg"));
+                    }
+                    break;
                 }
             }
         }
@@ -116,6 +126,21 @@ QVariant CoinsModel::data(const QModelIndex &index, int role) const
                     } else {
                         result = "Key image unknown. Outgoing transactions that include this output will not be detected.";
                     }
+                    break;
+                }
+                case HaveMultisigK:
+                {
+                    if (cInfo.haveMultisigK()) {
+                        result = "We can spend this output in a transaction proposal.";
+                    } else {
+                        result = "We have recently spent this output in a transaction proposal.";
+                    }
+                    break;
+                }
+                case MultisigInfo:
+                {
+                    result = cInfo.multisigInfo().join(", ") + " can sign a transaction that spends this output";
+                    break;
                 }
             }
             if (cInfo.frozen()) {
@@ -148,6 +173,8 @@ QVariant CoinsModel::headerData(int section, Qt::Orientation orientation, int ro
         switch(section) {
             case PubKey:
                 return QString("Pub Key");
+            case MultisigInfo:
+                return QString("Multisig info");
             case TxID:
                 return QString("TxID");
             case BlockHeight:
@@ -217,6 +244,10 @@ QVariant CoinsModel::parseTransactionInfo(const CoinsInfo &cInfo, int column, in
     {
         case KeyImageKnown:
             return "";
+        case HaveMultisigK:
+            return "";
+        case MultisigInfo:
+            return cInfo.multisigInfo().join(", ");
         case PubKey:
             return cInfo.pubKey().mid(0,8);
         case TxID:

src/model/CoinsModel.h

@@ -22,6 +22,8 @@ public:
     enum ModelColumn
     {
         KeyImageKnown = 0,
+        HaveMultisigK,
+        MultisigInfo,
         PubKey,
         TxID,
         Address,

src/model/MultisigIncomingTxModel.cpp

@@ -0,0 +1,181 @@
+////
+//// Created by user on 1/9/24.
+////
+//
+
+#include "MultisigIncomingTxModel.h"
+#include "libwalletqt/rows/MultisigMessage.h"
+#include "MultisigMessageStore.h"
+#include "constants.h"
+#include "utils/ColorScheme.h"
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+#include "libwalletqt/WalletManager.h"
+#include "rows/TxProposal.h"
+#include "config.h"
+
+#include <QBrush>
+
+MultisigIncomingTxModel::MultisigIncomingTxModel(QObject *parent, MultisigMessageStore *store)
+        : QAbstractTableModel(parent)
+        , m_store(store)
+{
+    connect(m_store, &MultisigMessageStore::refreshStarted, this, &MultisigIncomingTxModel::startReset);
+    connect(m_store, &MultisigMessageStore::refreshFinished, this, &MultisigIncomingTxModel::endReset);
+}
+
+void MultisigIncomingTxModel::startReset(){
+    beginResetModel();
+}
+
+void MultisigIncomingTxModel::endReset(){
+    endResetModel();
+}
+
+int MultisigIncomingTxModel::rowCount(const QModelIndex &parent) const
+{
+    if (parent.isValid()) {
+        return 0;
+    } else {
+        return m_store->txProposalCount();
+    }
+}
+
+int MultisigIncomingTxModel::columnCount(const QModelIndex &parent) const
+{
+    if (parent.isValid()) {
+        return 0;
+    }
+    return ModelColumn::COUNT;
+}
+
+QVariant MultisigIncomingTxModel::data(const QModelIndex &index, int role) const
+{
+    if (!m_store) {
+        return QVariant();
+    }
+
+    if (!index.isValid() || index.row() < 0 || static_cast<quint64>(index.row()) >= m_store->count())
+        return QVariant();
+
+    QVariant result;
+
+    bool found = m_store->txProposal(index.row(), [this, &index, &result, &role](const TxProposal &msg) {
+        if(role == Qt::DisplayRole || role == Qt::EditRole || role == Qt::UserRole) {
+            result = getMessageInfo(msg, index.column(), role);
+        }
+        else if (role == Qt::DecorationRole) {
+            switch (index.column()) {
+                case ModelColumn::Status:
+                {
+                    switch (msg.status) {
+                        case TxProposal::Status::Completed: {
+                            result = QVariant(icons()->icon("confirmed.svg"));
+                            break;
+                        }
+                        case TxProposal::Status::Cant_Sign:
+                        case TxProposal::Status::Double_Spend:
+                        {
+                            result = QVariant(icons()->icon("expired.png"));
+                            break;
+                        }
+                        case TxProposal::Status::Frozen: {
+                            result = QVariant(icons()->icon("freeze.png"));
+                            break;
+                        }
+                        case TxProposal::Status::Signed: {
+                            result = QVariant(icons()->icon("sign.png"));
+                            break;
+                        }
+                        default: {
+                            result = QVariant(icons()->icon("arrow.svg"));
+                        }
+                    }
+                }
+            }
+        }
+
+    });
+    if (!found) {
+        qCritical("%s: internal error: no transaction info for index %d", __FUNCTION__, index.row());
+    }
+    return result;
+}
+
+QVariant MultisigIncomingTxModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (role != Qt::DisplayRole) {
+        return QVariant();
+    }
+    if (orientation == Qt::Horizontal)
+    {
+        switch(section) {
+            case Status:
+                return QString("Status");
+            case Date:
+                return QString("Date");
+            case Signatures:
+                return QString("Signatures");
+            case SpendsOutputs:
+                return QString("Spends Outputs");
+            case TxCount:
+                return QString("Tx Count");
+            case TxId:
+                return QString("Txid");
+            case PrefixHash:
+                return QString("Prefix hash");
+            case Amount:
+                return QString("Amount");
+        }
+    }
+    return QVariant();
+}
+
+
+QVariant MultisigIncomingTxModel::getMessageInfo(const TxProposal &msg, int column, int role) const
+{
+    switch (column)
+    {
+        case Status: {
+            switch (msg.status) {
+                case TxProposal::Status::Completed:
+                    return "Complete";
+                case TxProposal::Status::Cant_Sign:
+                    return "Can't sign";
+                case TxProposal::Status::Pending:
+                    return "Pending";
+                case TxProposal::Status::Expired:
+                    return "Expired";
+                case TxProposal::Status::Frozen:
+                    return "Frozen";
+                case TxProposal::Status::Signed:
+                    return "Signed";
+                case TxProposal::Status::Double_Spend:
+                    return "Double spend";
+            }
+        }
+        case Date:
+            return msg.timestamp.toString(QString("%1 %2 ").arg(conf()->get(Config::dateFormat).toString(),
+                                                                conf()->get(Config::timeFormat).toString()));
+        case Signatures:
+            return msg.numSignatures;
+        case MessageID:
+            return msg.messageId;
+        case SpendsOutputs:
+            return msg.spendsOutputs.join(", ");
+        case TxCount:
+            return msg.txCount;
+        case TxId:
+            return msg.txId.mid(0, 8);
+        case PrefixHash:
+            return msg.prefixHash.mid(0, 8);
+        case Amount:
+            return WalletManager::displayAmount(msg.balanceDelta);
+        default:
+        {
+            qCritical() << "Unimplemented role";
+            return QVariant();
+        }
+    }
+}
+

src/model/MultisigIncomingTxModel.h

@@ -0,0 +1,56 @@
+////
+//// Created by user on 1/9/24.
+////
+//
+#ifndef FEATHER_MULTISIGINCOMINGTXMODEL_H
+#define FEATHER_MULTISIGINCOMINGTXMODEL_H
+
+#include <wallet/api/wallet2_api.h>
+
+#include <QAbstractTableModel>
+#include <QSortFilterProxyModel>
+#include <QDebug>
+#include <QIcon>
+
+class MultisigMessageStore;
+class MultisigMessage;
+class TxProposal;
+
+class MultisigIncomingTxModel : public QAbstractTableModel
+{
+Q_OBJECT
+
+public:
+    enum ModelColumn
+    {
+        Status,
+        Date,
+        MessageID,
+        Signatures,
+        SpendsOutputs,
+        TxCount,
+        TxId,
+        PrefixHash,
+        Amount,
+        COUNT
+    };
+
+    explicit MultisigIncomingTxModel(QObject *parent, MultisigMessageStore *store);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+
+public slots:
+    void startReset();
+    void endReset();
+
+private:
+    QVariant getMessageInfo(const TxProposal &msg, int column, int role) const;
+
+    MultisigMessageStore *m_store;
+};
+
+
+#endif //FEATHER_MULTISIGINCOMINGTXMODEL_H

src/model/MultisigMessageModel.cpp

@@ -0,0 +1,152 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "libwalletqt/rows/MultisigMessage.h"
+#include "MultisigMessageModel.h"
+#include "MultisigMessageStore.h"
+#include "constants.h"
+#include "utils/ColorScheme.h"
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+#include "libwalletqt/WalletManager.h"
+
+#include <QBrush>
+
+MultisigMessageModel::MultisigMessageModel(QObject *parent, MultisigMessageStore *store)
+        : QAbstractTableModel(parent)
+        , m_store(store)
+{
+    connect(m_store, &MultisigMessageStore::refreshStarted, this, &MultisigMessageModel::startReset);
+    connect(m_store, &MultisigMessageStore::refreshFinished, this, &MultisigMessageModel::endReset);
+}
+
+void MultisigMessageModel::startReset(){
+    beginResetModel();
+}
+
+void MultisigMessageModel::endReset(){
+    endResetModel();
+}
+
+int MultisigMessageModel::rowCount(const QModelIndex &parent) const
+{
+    if (parent.isValid()) {
+        return 0;
+    } else {
+        return m_store->count();
+    }
+}
+
+int MultisigMessageModel::columnCount(const QModelIndex &parent) const
+{
+    if (parent.isValid()) {
+        return 0;
+    }
+    return ModelColumn::COUNT;
+}
+
+QVariant MultisigMessageModel::data(const QModelIndex &index, int role) const
+{
+    if (!m_store) {
+        return QVariant();
+    }
+
+    if (!index.isValid() || index.row() < 0 || static_cast<quint64>(index.row()) >= m_store->count())
+        return QVariant();
+
+    QVariant result;
+
+    bool found = m_store->message(index.row(), [this, &index, &result, &role](const MultisigMessage &msg) {
+        if(role == Qt::DisplayRole || role == Qt::EditRole || role == Qt::UserRole) {
+            result = getMessageInfo(msg, index.column(), role);
+        }
+    });
+    if (!found) {
+        qCritical("%s: internal error: no transaction info for index %d", __FUNCTION__, index.row());
+    }
+    return result;
+}
+
+QVariant MultisigMessageModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if (role != Qt::DisplayRole) {
+        return QVariant();
+    }
+    if (orientation == Qt::Horizontal)
+    {
+        switch(section) {
+            case Id:
+                return QString("Id");
+            case Type:
+                return QString("Type");
+            case Direction:
+                return QString("Direction");
+            case Created:
+                return QString("Created");
+            case Modified:
+                return QString("Modified");
+            case Sent:
+                return QString("Sent");
+            case Signer:
+                return QString("Signer");
+            case Hash:
+                return QString("Hash");
+            case State:
+                return QString("State");
+            case WalletHeight:
+                return QString("Wallet Height");
+            case Round:
+                return QString("Round");
+            case SignatureCount:
+                return QString("Signature Count");
+            case TransportId:
+                return QString("Transport ID");
+            default:
+                return QVariant();
+        }
+    }
+    return QVariant();
+}
+
+
+QVariant MultisigMessageModel::getMessageInfo(const MultisigMessage &msg, int column, int role) const
+{
+    switch (column)
+    {
+        case Id:
+            return msg.id;
+        case Type:
+            return msg.type;
+        case Direction:
+            return msg.direction;
+        case Created:
+            return msg.created;
+        case Modified:
+            return msg.modified;
+        case Sent:
+            return msg.sent;
+        case Signer:
+            return msg.signer;
+        case Hash: {
+            return msg.hash;
+        }
+        case State:
+            return msg.state;
+        case WalletHeight:
+            return msg.wallet_height;
+        case Round:
+        {
+            return msg.round;
+        }
+        case SignatureCount:
+            return msg.signature_count;
+        case TransportId:
+            return msg.transport_id;
+        default:
+        {
+            qCritical() << "Unimplemented role";
+            return QVariant();
+        }
+    }
+}
+

src/model/MultisigMessageModel.h

@@ -0,0 +1,58 @@
+//
+// Created by user on 1/3/24.
+//
+
+#ifndef FEATHER_MULTISIGMESSAGEMODEL_H
+#define FEATHER_MULTISIGMESSAGEMODEL_H
+
+#include <wallet/api/wallet2_api.h>
+
+#include <QAbstractTableModel>
+#include <QSortFilterProxyModel>
+#include <QDebug>
+#include <QIcon>
+
+class MultisigMessageStore;
+class MultisigMessage;
+
+class MultisigMessageModel : public QAbstractTableModel
+{
+Q_OBJECT
+
+public:
+    enum ModelColumn
+    {
+        Id = 0,
+        Type,
+        Direction,
+        Created,
+        Modified,
+        Sent,
+        Signer,
+        Hash,
+        State,
+        WalletHeight,
+        Round,
+        SignatureCount,
+        TransportId,
+        COUNT
+    };
+
+    explicit MultisigMessageModel(QObject *parent, MultisigMessageStore *store);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+
+public slots:
+    void startReset();
+    void endReset();
+
+private:
+    QVariant getMessageInfo(const MultisigMessage &msg, int column, int role) const;
+
+    MultisigMessageStore *m_store;
+};
+
+#endif //FEATHER_MULTISIGMESSAGEMODEL_H

src/model/TransactionHistoryModel.cpp

@@ -165,6 +165,10 @@ QVariant TransactionHistoryModel::parseTransactionInfo(const TransactionRow &tIn
             amount = (tInfo.balanceDelta() < 0) ? amount : "+" + amount;
             return amount;
         }
+//        case Column::TxPrefixHash:
+//        {
+//            return tInfo.prefixHash().mid(0, 8);
+//        }
         case Column::TxID: {
             if (conf()->get(Config::historyShowFullTxid).toBool()) {
                 return tInfo.hash();
@@ -217,6 +221,8 @@ QVariant TransactionHistoryModel::headerData(int section, Qt::Orientation orient
                 return QString("Amount");
             case Column::TxID:
                 return QString("Txid");
+//            case Column::TxPrefixHash:
+//                return QString("Prefix hash");
             case Column::FiatAmount:
                 return QString("Fiat");
             default:

src/utils/Utils.cpp

@@ -513,6 +513,14 @@ QString displayAddress(const QString& address, int sections, const QString& sep)
     return list.join(sep);
 }
 
+QString chunkAddress(const QString& address) {
+    QStringList list;
+    for (int i = 0; i < 19; i+= 1) {
+        list << address.mid(i*5, 5);
+    }
+    return list.join(" ");
+}
+
 QTextCharFormat addressTextFormat(const SubaddressIndex &index, quint64 amount) {
     QTextCharFormat rec;
     if (index.isPrimary()) {
@@ -684,4 +692,13 @@ QString formatSyncStatus(quint64 height, quint64 target, bool daemonSync) {
 
     return "Synchronized";
 }
+
+QString formatRestoreHeight(Wallet *wallet) {
+    if (!wallet) {
+        return "";
+    }
+
+    QDateTime restoreDate = appData()->restoreHeights[constants::networkType]->heightToDate(wallet->getWalletCreationHeight());
+    return QString("%1 (%2)").arg(QString::number(wallet->getWalletCreationHeight()), restoreDate.toString("yyyy-MM-dd"));
+}
 }

src/utils/Utils.h

@@ -89,6 +89,7 @@ namespace Utils
     void externalLinkWarning(QWidget *parent, const QString &url);
 
     QString displayAddress(const QString& address, int sections = 3, const QString & sep = " ");
+    QString chunkAddress(const QString& address);
     QTextCharFormat addressTextFormat(const SubaddressIndex &index, quint64 amount);
 
     QFont getMonospaceFont();
@@ -116,6 +117,7 @@ namespace Utils
     void clearLayout(QLayout *layout, bool deleteWidgets = true);
 
     QString formatSyncStatus(quint64 height, quint64 target, bool daemonSync = false);
+    QString formatRestoreHeight(Wallet *wallet);
 }
 
 #endif //FEATHER_UTILS_H

src/utils/config.cpp

@@ -21,6 +21,7 @@ static const QHash<Config::ConfigKey, ConfigDirective> configStrings = {
         {Config::warnOnStagenet,{QS("warnOnStagenet"), true}},
         {Config::warnOnTestnet,{QS("warnOnTestnet"), true}},
         {Config::warnOnKiImport,{QS("warnOnKiImport"), true}},
+        {Config::warnOnMultisigExperimental,{QS("warnOnMultisigExperimental"), true}},
         {Config::logLevel,{QS("logLevel"), 0}},
 
         {Config::homeWidget,{QS("homeWidget"), "ccs"}},

src/utils/config.h

@@ -25,6 +25,7 @@ public:
         warnOnStagenet,
         warnOnTestnet,
         warnOnKiImport,
+        warnOnMultisigExperimental,
 
         homeWidget,
         donateBeg,

src/widgets/MultisigSetupWidget.cpp

@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "MultisigSetupWidget.h"
+#include "ui_MultisigSetupWidget.h"
+
+#include "ringct/rctOps.h"
+
+MultisigSetupWidget::MultisigSetupWidget(QWidget *parent)
+        : QWidget(parent)
+        , ui(new Ui::MultisigSetupWidget)
+{
+    ui->setupUi(this);
+
+//    char setupKey[35];
+//
+//    auto key = rct::rct2sk(rct::skGen()
+}
+
+
+MultisigSetupWidget::~MultisigSetupWidget() = default;

src/widgets/MultisigSetupWidget.h

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_MULTISIGSETUPWIDGET_H
+#define FEATHER_MULTISIGSETUPWIDGET_H
+
+#include <QItemSelection>
+#include <QTreeView>
+#include <QWidget>
+
+#include "model/NodeModel.h"
+#include "utils/nodes.h"
+
+namespace Ui {
+    class MultisigSetupWidget;
+}
+
+
+class MultisigSetupWidget : public QWidget
+{
+Q_OBJECT
+
+public:
+    explicit MultisigSetupWidget(QWidget *parent = nullptr);
+    ~MultisigSetupWidget();
+
+    QScopedPointer<Ui::MultisigSetupWidget> ui;
+};
+
+#endif //FEATHER_MULTISIGSETUPWIDGET_H

src/widgets/MultisigSetupWidget.ui

@@ -0,0 +1,415 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MultisigSetupWidget</class>
+ <widget class="QWidget" name="MultisigSetupWidget">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>720</width>
+    <height>361</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QStackedWidget" name="stackedWidget">
+     <property name="currentIndex">
+      <number>1</number>
+     </property>
+     <widget class="QWidget" name="page_3">
+      <layout class="QVBoxLayout" name="verticalLayout_4">
+       <item>
+        <widget class="QLabel" name="label_8">
+         <property name="text">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:700;&quot;&gt;Create setup key&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="label_11">
+         <property name="text">
+          <string>Click 'Next' if you already have a setup key.</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_4">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeType">
+          <enum>QSizePolicy::Fixed</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>0</width>
+           <height>10</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <layout class="QFormLayout" name="formLayout_2">
+         <item row="0" column="0">
+          <widget class="QLabel" name="label_9">
+           <property name="text">
+            <string>Threshold:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="1" column="0">
+          <widget class="QLabel" name="label_10">
+           <property name="text">
+            <string>Signers:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="3" column="0">
+          <widget class="QLabel" name="label_12">
+           <property name="text">
+            <string>Setup key:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="3" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_7">
+           <item>
+            <widget class="QLineEdit" name="line_generatedSetupKey">
+             <property name="enabled">
+              <bool>false</bool>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QPushButton" name="btn_copySetupKey">
+             <property name="text">
+              <string>Copy</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="2" column="0">
+          <widget class="QLabel" name="label_13">
+           <property name="text">
+            <string/>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_9">
+           <item>
+            <widget class="QSpinBox" name="spin_threshold">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+               <horstretch>0</horstretch>
+               <verstretch>0</verstretch>
+              </sizepolicy>
+             </property>
+             <property name="minimum">
+              <number>1</number>
+             </property>
+             <property name="maximum">
+              <number>16</number>
+             </property>
+             <property name="value">
+              <number>2</number>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QLabel" name="label_14">
+             <property name="enabled">
+              <bool>false</bool>
+             </property>
+             <property name="text">
+              <string>Number of signatures required to spend funds.</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="1" column="1">
+          <widget class="QSpinBox" name="spin_signers">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="minimum">
+            <number>2</number>
+           </property>
+           <property name="maximum">
+            <number>16</number>
+           </property>
+           <property name="value">
+            <number>3</number>
+           </property>
+          </widget>
+         </item>
+         <item row="2" column="1">
+          <widget class="QPushButton" name="btn_generateSetupKey">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="text">
+            <string>Generate</string>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_2">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>0</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="page">
+      <layout class="QVBoxLayout" name="verticalLayout_2">
+       <item>
+        <widget class="QLabel" name="label">
+         <property name="text">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:700;&quot;&gt;Multisig setup&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <layout class="QFormLayout" name="formLayout">
+         <item row="0" column="0">
+          <widget class="QLabel" name="label_7">
+           <property name="text">
+            <string>Setup key:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="1">
+          <widget class="QLineEdit" name="line_setupKey"/>
+         </item>
+         <item row="1" column="0">
+          <widget class="QLabel" name="label_2">
+           <property name="text">
+            <string>Channel:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="1" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_5">
+           <item>
+            <widget class="QLineEdit" name="line_channel"/>
+           </item>
+          </layout>
+         </item>
+         <item row="2" column="0">
+          <widget class="QLabel" name="label_5">
+           <property name="text">
+            <string>Username:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="2" column="1">
+          <widget class="QLineEdit" name="line_name"/>
+         </item>
+         <item row="3" column="0">
+          <widget class="QLabel" name="label_3">
+           <property name="text">
+            <string>Threshold:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="3" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_2">
+           <item>
+            <widget class="QLabel" name="label_threshold">
+             <property name="text">
+              <string>?</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_2">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+         <item row="4" column="0">
+          <widget class="QLabel" name="label_4">
+           <property name="text">
+            <string>Signers:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="4" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout">
+           <item>
+            <widget class="QLabel" name="label_signers">
+             <property name="text">
+              <string>?</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <spacer name="verticalSpacer">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="page_2">
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <item>
+        <widget class="QLabel" name="label_6">
+         <property name="text">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:700;&quot;&gt;Waiting for participants&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QTreeWidget" name="tree_participants">
+         <column>
+          <property name="text">
+           <string>Name</string>
+          </property>
+         </column>
+         <column>
+          <property name="text">
+           <string>Address</string>
+          </property>
+         </column>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="page_4">
+      <layout class="QVBoxLayout" name="verticalLayout_5">
+       <item>
+        <widget class="QLabel" name="label_15">
+         <property name="text">
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;&lt;span style=&quot; font-weight:700;&quot;&gt;Multisig wallet created successfully&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <layout class="QFormLayout" name="formLayout_3">
+         <item row="0" column="0">
+          <widget class="QLabel" name="label_16">
+           <property name="text">
+            <string>Address:</string>
+           </property>
+          </widget>
+         </item>
+         <item row="0" column="1">
+          <widget class="QLineEdit" name="lineEdit_2"/>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <widget class="QLabel" name="label_17">
+         <property name="text">
+          <string>All participants must verify that the address matches via a secure channel.</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="label_18">
+         <property name="text">
+          <string>Do not proceed until you are certain that every signer has the same address.</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_3">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>40</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+    </widget>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout_8">
+     <item>
+      <spacer name="horizontalSpacer_5">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btn_next">
+       <property name="text">
+        <string>Next</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/widgets/TxDetailsSimple.cpp

@@ -72,6 +72,20 @@ void TxDetailsSimple::setDetails(Wallet *wallet, PendingTransaction *tx, const Q
         ui->label_fee->setStyleSheet(ColorScheme::RED.asStylesheet(true));
         ui->label_fee->setToolTip("Unrealistic fee. You may be connected to a malicious node.");
     }
+
+//    if (wallet->isMultisig()) {
+//        ui->btn_
+//    }
+
+//    if (wallet->isMultisig()) {
+//        tx->
+//
+//        auto multisigState = wallet->multisig();
+//        if (multisigState.isMultisig && m_signers.size() < multisigState.threshold) {
+//            throw runtime_error("Not enough signers to send multisig transaction");
+//        }
+//        ui->label_signatures->setText()
+//    }
 }
 
 TxDetailsSimple::~TxDetailsSimple() = default;

src/widgets/TxDetailsSimple.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>386</width>
-    <height>152</height>
+    <width>576</width>
+    <height>230</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -109,6 +109,67 @@
      </item>
     </layout>
    </item>
+   <item>
+    <widget class="QFrame" name="frame_multisig">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <layout class="QFormLayout" name="formLayout_2">
+      <property name="leftMargin">
+       <number>0</number>
+      </property>
+      <property name="topMargin">
+       <number>0</number>
+      </property>
+      <property name="rightMargin">
+       <number>0</number>
+      </property>
+      <property name="bottomMargin">
+       <number>0</number>
+      </property>
+      <item row="0" column="0">
+       <widget class="QLabel" name="label_8">
+        <property name="text">
+         <string>Signatures:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="0" column="1">
+       <widget class="QLabel" name="label_signatures">
+        <property name="text">
+         <string>1/?</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
+       <widget class="QLabel" name="label_4">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Maximum" vsizetype="Preferred">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="text">
+         <string>Send to:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="1">
+       <widget class="QComboBox" name="combo_sendTo">
+        <property name="sizePolicy">
+         <sizepolicy hsizetype="Maximum" vsizetype="Fixed">
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
   </layout>
  </widget>
  <resources/>

src/wizard/PageCreateWalletType.ui

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageCreateWalletType</class>
+ <widget class="QWizardPage" name="PageCreateWalletType">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>600</width>
+    <height>417</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string>Select wallet type to create:</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <widget class="QRadioButton" name="radioButton">
+        <property name="text">
+         <string>Standard</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radioButton_2">
+        <property name="text">
+         <string>Multisig</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>275</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/PageHardwareDevice.cpp

@@ -16,14 +16,13 @@ PageHardwareDevice::PageHardwareDevice(WizardFields *fields, QWidget *parent)
 {
     ui->setupUi(this);
 
-    ui->combo_deviceType->addItem("Ledger Nano S (PLUS) / X", DeviceType::LEDGER);
-    ui->combo_deviceType->addItem("Trezor Model T / Safe 3", DeviceType::TREZOR);
+    this->setTitle("Restore from hardware device");
 
     connect(ui->btnOptions, &QPushButton::clicked, this, &PageHardwareDevice::onOptionsClicked);
 }
 
 void PageHardwareDevice::initializePage() {
-    ui->radioNewWallet->setChecked(true);
+    ui->radio_create->setChecked(true);
 }
 
 int PageHardwareDevice::nextId() const {
@@ -35,8 +34,13 @@ int PageHardwareDevice::nextId() const {
 }
 
 bool PageHardwareDevice::validatePage() {
-    m_fields->deviceType = static_cast<DeviceType>(ui->combo_deviceType->currentData().toInt());
-    m_fields->showSetRestoreHeightPage = ui->radioRestoreWallet->isChecked();
+    if (ui->radio_ledger->isChecked()) {
+        m_fields->deviceType = DeviceType::LEDGER;
+    } else {
+        m_fields->deviceType = DeviceType::TREZOR;
+    }
+
+    m_fields->showSetRestoreHeightPage = ui->radio_restore->isChecked();
     return true;
 }
 

src/wizard/PageHardwareDevice.ui

@@ -15,15 +15,31 @@
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
-    <widget class="QLabel" name="label">
-     <property name="text">
-      <string>Select device type:</string>
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string>Select device type:  </string>
      </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QRadioButton" name="radio_ledger">
+        <property name="text">
+         <string>Ledger (Nano S, Nano S+, Nano X)</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_trezor">
+        <property name="text">
+         <string>Trezor (Model T, Safe 3)</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
     </widget>
    </item>
-   <item>
-    <widget class="QComboBox" name="combo_deviceType"/>
-   </item>
    <item>
     <widget class="Line" name="line">
      <property name="orientation">
@@ -32,79 +48,31 @@
     </widget>
    </item>
    <item>
-    <widget class="QRadioButton" name="radioNewWallet">
-     <property name="text">
-      <string>Create a new wallet file from device</string>
+    <widget class="QGroupBox" name="groupBox_2">
+     <property name="title">
+      <string>Does the wallet currently hold any funds?  </string>
      </property>
+     <layout class="QVBoxLayout" name="verticalLayout_3">
+      <item>
+       <widget class="QRadioButton" name="radio_create">
+        <property name="text">
+         <string>No</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_restore">
+        <property name="text">
+         <string>Yes</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
     </widget>
    </item>
-   <item>
-    <layout class="QHBoxLayout" name="horizontalLayout">
-     <item>
-      <spacer name="horizontalSpacer">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeType">
-        <enum>QSizePolicy::Fixed</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-     <item>
-      <widget class="QLabel" name="label_3">
-       <property name="text">
-        <string>Use this option if the keys on the device hold no funds. (i.e. this wallet was never used before)</string>
-       </property>
-       <property name="wordWrap">
-        <bool>true</bool>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioRestoreWallet">
-     <property name="text">
-      <string>Restore a wallet from device</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <layout class="QHBoxLayout" name="horizontalLayout_2">
-     <item>
-      <spacer name="horizontalSpacer_2">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeType">
-        <enum>QSizePolicy::Fixed</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>40</width>
-         <height>20</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-     <item>
-      <widget class="QLabel" name="label_4">
-       <property name="text">
-        <string>If this option is selected, you will be asked specify a wallet creation date or restore height next.</string>
-       </property>
-       <property name="wordWrap">
-        <bool>true</bool>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
    <item>
     <spacer name="verticalSpacer">
      <property name="orientation">

src/wizard/PageKeyType.cpp

@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageKeyType.h"
+#include "WalletWizard.h"
+#include "ui_PageKeyType.h"
+
+#include <QFileDialog>
+
+
+PageKeyType::PageKeyType(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageKeyType)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+//    this->setTitle("Restore multisig wallet");
+    this->setTitle("Recover wallet");
+}
+
+void PageKeyType::initializePage() {
+
+}
+
+int PageKeyType::nextId() const {
+    if (ui->radio_seed) {
+        return WalletWizard::Page_WalletRestoreSeed;
+    } else {
+        return WalletWizard::Page_WalletRestoreKeys;
+    }
+
+    return 0;
+}
+
+bool PageKeyType::validatePage() {
+    m_fields->clearFields();
+
+    return true;
+}

src/wizard/PageKeyType.h

@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEKEYTYPE_H
+#define FEATHER_PAGEKEYTYPE_H
+
+#include <QLabel>
+#include <QWizardPage>
+#include <QWidget>
+
+#include "WalletWizard.h"
+
+namespace Ui {
+    class PageKeyType;
+}
+
+class PageKeyType : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageKeyType(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+
+private:
+    Ui::PageKeyType *ui;
+    WizardFields *m_fields;
+};
+
+#endif //FEATHER_PAGEKEYTYPE_H

src/wizard/PageKeyType.ui

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageKeyType</class>
+ <widget class="QWizardPage" name="PageKeyType">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>485</width>
+    <height>329</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string>Select key type:</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QRadioButton" name="radio_seed">
+        <property name="text">
+         <string>Seed</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_deterministic">
+        <property name="text">
+         <string>Spendkey (deterministic)</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_nondeterministic">
+        <property name="text">
+         <string>Spendkey + Viewkey (non-deterministic)</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/PageMenu.cpp

@@ -21,13 +21,34 @@ PageMenu::PageMenu(WizardFields *fields, WalletKeysFilesModel *wallets, QWidget
     ui->label_version->setText(QString("Feather %1 — by dsc & tobtoht").arg(FEATHER_VERSION));
 
     QString settingsSkin = conf()->get(Config::skin).toString();
+
+//    connect(ui->btn_create, &QPushButton::clicked, [this]{
+//        m_fields->mode = WizardMode::CreateWallet;
+//        m_fields->modeText = "Create wallet";
+//        m_nextPage = WalletWizard::Page_Recover;
+//        wizard()->button(QWizard::NextButton)->click();
+//    });
+//
+//    connect(ui->btn_open, &QPushButton::clicked, [this]{
+//        m_fields->mode = WizardMode::OpenWallet;
+//        m_fields->modeText = "Open wallet";
+//        m_nextPage = WalletWizard::Page_OpenWallet;
+//        wizard()->button(QWizard::NextButton)->click();
+//    });
+//
+//    connect(ui->btn_restore, &QPushButton::clicked, [this]{
+////        m_fields->mode = WizardMode::RecoverWallet;
+//        m_fields->modeText = "Restore wallet";
+//        m_nextPage = WalletWizard::Page_Recover;
+//        wizard()->button(QWizard::NextButton)->click();
+//    });
 }
 
 void PageMenu::initializePage() {
     if (m_walletKeysFilesModel->rowCount() > 0) {
-        ui->radioOpen->setChecked(true);
+        ui->radio_open->setChecked(true);
     } else {
-        ui->radioCreate->setChecked(true);
+        ui->radio_create->setChecked(true);
     }
 
     // Don't show setup wizard again
@@ -35,15 +56,19 @@ void PageMenu::initializePage() {
 }
 
 int PageMenu::nextId() const {
-    if (ui->radioCreate->isChecked())
+    if (ui->radio_create->isChecked())
         return WalletWizard::Page_CreateWalletSeed;
-    if (ui->radioOpen->isChecked())
+    if (ui->radio_createMultisig->isChecked())
+        return WalletWizard::Page_MultisigExperimentalWarning;
+    if (ui->radio_open->isChecked())
         return WalletWizard::Page_OpenWallet;
-    if (ui->radioSeed->isChecked())
+    if (ui->radio_restoreSeed->isChecked())
         return WalletWizard::Page_WalletRestoreSeed;
-    if (ui->radioViewOnly->isChecked())
+    if (ui->radio_restoreKeys->isChecked())
         return WalletWizard::Page_WalletRestoreKeys;
-    if (ui->radioCreateFromDevice->isChecked())
+    if (ui->radio_restoreMultisig->isChecked())
+        return WalletWizard::Page_MultisigRestoreSeed;
+    if (ui->radio_restoreHardware->isChecked())
         return WalletWizard::Page_HardwareDevice;
     return 0;
 }
@@ -51,23 +76,31 @@ int PageMenu::nextId() const {
 bool PageMenu::validatePage() {
     m_fields->clearFields();
 
-    if (ui->radioCreate->isChecked()) {
+    if (ui->radio_create->isChecked()) {
         m_fields->mode = WizardMode::CreateWallet;
         m_fields->modeText = "Create wallet";
     }
-    if (ui->radioOpen->isChecked()) {
+    if (ui->radio_createMultisig->isChecked()) {
+        m_fields->mode = WizardMode::CreateMultisig;
+        m_fields->modeText = "Create multisig wallet";
+    }
+    if (ui->radio_open->isChecked()) {
         m_fields->mode = WizardMode::OpenWallet;
         m_fields->modeText = "Open wallet";
     }
-    if (ui->radioSeed->isChecked()) {
+    if (ui->radio_restoreSeed->isChecked()) {
         m_fields->mode = WizardMode::RestoreFromSeed;
         m_fields->modeText = "Restore wallet";
     }
-    if (ui->radioViewOnly->isChecked()) {
+    if (ui->radio_restoreKeys->isChecked()) {
         m_fields->mode = WizardMode::RestoreFromKeys;
         m_fields->modeText = "Restore wallet";
     }
-    if (ui->radioCreateFromDevice->isChecked()) {
+    if (ui->radio_restoreMultisig->isChecked()) {
+        m_fields->mode = WizardMode::RestoreMultisig;
+        m_fields->modeText = "Restore multisig wallet";
+    }
+    if (ui->radio_restoreHardware->isChecked()) {
         m_fields->mode = WizardMode::CreateWalletFromDevice;
         m_fields->modeText = "Create from hardware device";
     }

src/wizard/PageMenu.h

@@ -26,6 +26,8 @@ private:
     Ui::PageMenu *ui;
     WalletKeysFilesModel *m_walletKeysFilesModel;
     WizardFields *m_fields;
+
+    WalletWizard::Page m_nextPage;
 };
 
 #endif //FEATHER_WIZARDMENU_H

src/wizard/PageMenu.ui

@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>617</width>
-    <height>463</height>
+    <width>610</width>
+    <height>465</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -15,63 +15,92 @@
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
-    <widget class="QLabel" name="label">
-     <property name="minimumSize">
-      <size>
-       <width>400</width>
-       <height>0</height>
-      </size>
-     </property>
-     <property name="text">
-      <string>Select option:</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioCreate">
-     <property name="focusPolicy">
-      <enum>Qt::ClickFocus</enum>
-     </property>
-     <property name="text">
-      <string>Create new wallet</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioOpen">
-     <property name="focusPolicy">
-      <enum>Qt::ClickFocus</enum>
-     </property>
-     <property name="text">
-      <string>Open wallet file</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioSeed">
-     <property name="focusPolicy">
-      <enum>Qt::ClickFocus</enum>
-     </property>
-     <property name="text">
-      <string>Restore wallet from seed</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioViewOnly">
-     <property name="focusPolicy">
-      <enum>Qt::ClickFocus</enum>
-     </property>
-     <property name="text">
-      <string>Restore wallet from keys</string>
-     </property>
-    </widget>
-   </item>
-   <item>
-    <widget class="QRadioButton" name="radioCreateFromDevice">
-     <property name="text">
-      <string>Create wallet from hardware device</string>
+    <widget class="QGroupBox" name="groupBox">
+     <property name="title">
+      <string/>
      </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QLabel" name="label">
+        <property name="text">
+         <string>Create a new..</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_create">
+        <property name="text">
+         <string>Standard wallet</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_createMultisig">
+        <property name="text">
+         <string>Multisig wallet</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="Line" name="line">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_open">
+        <property name="text">
+         <string>Open wallet file</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="Line" name="line_2">
+        <property name="orientation">
+         <enum>Qt::Horizontal</enum>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLabel" name="label_2">
+        <property name="text">
+         <string>Restore wallet from..</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_restoreSeed">
+        <property name="text">
+         <string>Seed</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_restoreKeys">
+        <property name="text">
+         <string>Keys</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_restoreMultisig">
+        <property name="text">
+         <string>Multisig seed</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_restoreHardware">
+        <property name="text">
+         <string>Hardware device</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
     </widget>
    </item>
    <item>
@@ -82,24 +111,17 @@
      <property name="sizeHint" stdset="0">
       <size>
        <width>20</width>
-       <height>40</height>
+       <height>73</height>
       </size>
      </property>
     </spacer>
    </item>
    <item>
-    <layout class="QVBoxLayout" name="verticalLayout_2">
-     <item>
-      <widget class="QLabel" name="label_version">
-       <property name="enabled">
-        <bool>false</bool>
-       </property>
-       <property name="text">
-        <string>by dsc &amp; tobtoht</string>
-       </property>
-      </widget>
-     </item>
-    </layout>
+    <widget class="QLabel" name="label_version">
+     <property name="text">
+      <string>TextLabel</string>
+     </property>
+    </widget>
    </item>
   </layout>
  </widget>

src/wizard/PageRecoverWallet.cpp

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageRecoverWallet.h"
+
+
+#include "WalletWizard.h"
+#include "PageMenu.h"
+#include "ui_PageRecoverWallet.h"
+
+#include <QFileDialog>
+
+#include "config-feather.h"
+
+PageRecoverWallet::PageRecoverWallet(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageRecoverWallet)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+
+    this->setTitle("Recover wallet");
+}
+
+void PageRecoverWallet::initializePage() {
+    ui->radio_standard->setChecked(true);
+    this->setTitle(m_fields->modeText);
+}
+
+int PageRecoverWallet::nextId() const {
+    if (ui->radio_standard->isChecked())
+        return WalletWizard::Page_KeyType;
+    if (ui->radio_viewOnly->isChecked())
+        return WalletWizard::Page_WalletRestoreKeys;
+    if (ui->radio_multisig->isChecked())
+        return WalletWizard::Page_MultisigRestoreSeed;
+    if (ui->radio_hardware->isChecked())
+        return WalletWizard::Page_HardwareDevice;
+    return 0;
+}

src/wizard/PageRecoverWallet.h

@@ -0,0 +1,33 @@
+//
+// Created by user on 3/2/24.
+//
+
+#ifndef FEATHER_PAGERECOVERWALLET_H
+#define FEATHER_PAGERECOVERWALLET_H
+
+#include <QLabel>
+#include <QWizardPage>
+#include <QWidget>
+
+#include "WalletWizard.h"
+
+namespace Ui {
+    class PageRecoverWallet;
+}
+
+class PageRecoverWallet : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageRecoverWallet(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    int nextId() const override;
+
+private:
+    Ui::PageRecoverWallet *ui;
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGERECOVERWALLET_H

src/wizard/PageRecoverWallet.ui

@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageRecoverWallet</class>
+ <widget class="QWizardPage" name="PageRecoverWallet">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>589</width>
+    <height>404</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QGroupBox" name="groupBox_2">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="title">
+      <string>Select wallet type: </string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QRadioButton" name="radio_standard">
+        <property name="text">
+         <string>Standard</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_viewOnly">
+        <property name="text">
+         <string>View-only</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_multisig">
+        <property name="text">
+         <string>Multisig</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_hardware">
+        <property name="text">
+         <string>Hardware wallet</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/PageSetPassword.cpp

@@ -13,29 +13,42 @@ PageSetPassword::PageSetPassword(WizardFields *fields, QWidget *parent)
     , m_fields(fields)
 {
     ui->setupUi(this);
-    this->setFinalPage(true);
 
     ui->frame_password->setInfo(icons()->icon("lock"), "Choose a password to encrypt your wallet keys.");
 
     connect(ui->widget_password, &PasswordSetWidget::passwordEntryChanged, [this]{
         this->completeChanged();
     });
-
-    this->setButtonText(QWizard::FinishButton, "Create/Open wallet");
 }
 
 void PageSetPassword::initializePage() {
+//    bool multisig = ( || m_fields->mode == WizardMode::RestoreMultisig);
+    this->setFinalPage(m_fields->mode != WizardMode::CreateMultisig);
+//    this->setFinalPage(true);
+    this->setButtonText(QWizard::FinishButton, "Create/Open wallet");
+    this->setButtonText(QWizard::CommitButton, "Next");
+    this->setCommitPage(true);
     this->setTitle(m_fields->modeText);
     ui->widget_password->resetFields();
 }
 
 bool PageSetPassword::validatePage() {
     m_fields->password = ui->widget_password->password();
-    emit createWallet();
+
+    // Prevent double clicks from creating a wallet twice
+    if (!m_walletCreated) {
+        emit createWallet();
+        m_walletCreated = true;
+    }
+
     return true;
 }
 
 int PageSetPassword::nextId() const {
+    if (m_fields->mode == WizardMode::CreateMultisig) {
+        return WalletWizard::Page_MultisigCreateSetupKey;
+    }
+
     return -1;
 }
 

src/wizard/PageSetPassword.h

@@ -26,10 +26,12 @@ public:
 
 signals:
     void createWallet();
+    void createMultisigWallet();
 
 private:
     Ui::PageSetPassword *ui;
 
+    bool m_walletCreated = false;
     WizardFields *m_fields;
 };
 

src/wizard/PageWalletFile.cpp

@@ -120,6 +120,9 @@ QString PageWalletFile::defaultWalletName() {
                     walletStr = QString("trezor_%1");
             }
         }
+        else if (m_fields->mode == WizardMode::CreateMultisig || m_fields->mode == WizardMode::RestoreMultisig) {
+            walletStr = QString("multisig_%1");
+        }
         walletName = walletStr.arg(count);
         count++;
     } while (this->walletPathExists(walletName));

src/wizard/PageWalletRestoreKeys.cpp

@@ -77,6 +77,7 @@ PageWalletRestoreKeys::PageWalletRestoreKeys(WizardFields *fields, QWidget *pare
 }
 
 void PageWalletRestoreKeys::initializePage() {
+    ui->stackedWidget->setCurrentIndex(0);
     this->showInputLines();
 }
 
@@ -97,12 +98,18 @@ void PageWalletRestoreKeys::showInputLines() {
         ui->frame_viewKey->hide();
         ui->frame_spendKey->show();
     }
-    else {
+    else if (ui->combo_walletType->currentIndex() == walletType::Spendable_Nondeterministic){
         ui->frame_address->show();
         ui->frame_viewKey->show();
         ui->frame_spendKey->show();
     }
 
+    if (ui->combo_walletType->currentIndex() == walletType::Multisig) {
+        ui->stackedWidget->setCurrentIndex(1);
+    } else {
+        ui->stackedWidget->setCurrentIndex(0);
+    }
+
     ui->line_address->setText("");
     ui->line_viewkey->setText("");
     ui->line_spendkey->setText("");
@@ -111,6 +118,12 @@ void PageWalletRestoreKeys::showInputLines() {
 bool PageWalletRestoreKeys::validatePage() {
     auto errStyle = "QLineEdit{border: 1px solid red;}";
 
+    if (walletType() == walletType::Multisig) {
+        // TODO: validation
+        m_fields->multisigSeed = ui->multisigSeed->toPlainText();
+        return true;
+    }
+
     ui->line_address->setStyleSheet("");
     ui->line_viewkey->setStyleSheet("");
     ui->label_errorString->hide();

src/wizard/PageWalletRestoreKeys.h

@@ -23,7 +23,8 @@ class PageWalletRestoreKeys : public QWizardPage
     enum walletType {
         ViewOnly = 0,
         Spendable = 1,
-        Spendable_Nondeterministic = 2
+        Spendable_Nondeterministic = 2,
+        Multisig = 3,
     };
 
 public:

src/wizard/PageWalletRestoreKeys.ui

@@ -58,105 +58,167 @@
     </widget>
    </item>
    <item>
-    <widget class="QFrame" name="frame_spendKey">
-     <property name="frameShape">
-      <enum>QFrame::NoFrame</enum>
+    <widget class="QStackedWidget" name="stackedWidget">
+     <property name="currentIndex">
+      <number>0</number>
      </property>
-     <property name="frameShadow">
-      <enum>QFrame::Raised</enum>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout_6">
-      <property name="leftMargin">
-       <number>0</number>
-      </property>
-      <property name="topMargin">
-       <number>0</number>
-      </property>
-      <property name="rightMargin">
-       <number>0</number>
-      </property>
-      <property name="bottomMargin">
-       <number>0</number>
-      </property>
-      <item>
-       <widget class="QLabel" name="label_3">
-        <property name="text">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Secret &lt;span style=&quot; font-weight:600;&quot;&gt;spend&lt;/span&gt; key&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLineEdit" name="line_spendkey"/>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item>
-    <widget class="QFrame" name="frame_viewKey">
-     <property name="frameShape">
-      <enum>QFrame::NoFrame</enum>
-     </property>
-     <property name="frameShadow">
-      <enum>QFrame::Raised</enum>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout_5">
-      <property name="leftMargin">
-       <number>0</number>
-      </property>
-      <property name="topMargin">
-       <number>0</number>
-      </property>
-      <property name="rightMargin">
-       <number>0</number>
-      </property>
-      <property name="bottomMargin">
-       <number>0</number>
-      </property>
-      <item>
-       <widget class="QLabel" name="label_viewKey">
-        <property name="text">
-         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Secret &lt;span style=&quot; font-weight:600;&quot;&gt;view&lt;/span&gt; key&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLineEdit" name="line_viewkey"/>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item>
-    <widget class="QFrame" name="frame_address">
-     <property name="frameShape">
-      <enum>QFrame::NoFrame</enum>
-     </property>
-     <property name="frameShadow">
-      <enum>QFrame::Raised</enum>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout_4">
-      <property name="leftMargin">
-       <number>0</number>
-      </property>
-      <property name="topMargin">
-       <number>0</number>
-      </property>
-      <property name="rightMargin">
-       <number>0</number>
-      </property>
-      <property name="bottomMargin">
-       <number>0</number>
-      </property>
-      <item>
-       <widget class="QLabel" name="label">
-        <property name="text">
-         <string>Primary address</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLineEdit" name="line_address"/>
-      </item>
-     </layout>
+     <widget class="QWidget" name="page">
+      <layout class="QVBoxLayout" name="verticalLayout_3">
+       <property name="leftMargin">
+        <number>0</number>
+       </property>
+       <property name="topMargin">
+        <number>0</number>
+       </property>
+       <property name="rightMargin">
+        <number>0</number>
+       </property>
+       <property name="bottomMargin">
+        <number>0</number>
+       </property>
+       <item>
+        <widget class="QFrame" name="frame_spendKey">
+         <property name="frameShape">
+          <enum>QFrame::NoFrame</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Raised</enum>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_6">
+          <property name="leftMargin">
+           <number>0</number>
+          </property>
+          <property name="topMargin">
+           <number>0</number>
+          </property>
+          <property name="rightMargin">
+           <number>0</number>
+          </property>
+          <property name="bottomMargin">
+           <number>0</number>
+          </property>
+          <item>
+           <widget class="QLabel" name="label_3">
+            <property name="text">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Secret &lt;span style=&quot; font-weight:600;&quot;&gt;spend&lt;/span&gt; key&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLineEdit" name="line_spendkey"/>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
+        <widget class="QFrame" name="frame_viewKey">
+         <property name="frameShape">
+          <enum>QFrame::NoFrame</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Raised</enum>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_5">
+          <property name="leftMargin">
+           <number>0</number>
+          </property>
+          <property name="topMargin">
+           <number>0</number>
+          </property>
+          <property name="rightMargin">
+           <number>0</number>
+          </property>
+          <property name="bottomMargin">
+           <number>0</number>
+          </property>
+          <item>
+           <widget class="QLabel" name="label_viewKey">
+            <property name="text">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Secret &lt;span style=&quot; font-weight:600;&quot;&gt;view&lt;/span&gt; key&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLineEdit" name="line_viewkey"/>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
+        <widget class="QFrame" name="frame_address">
+         <property name="frameShape">
+          <enum>QFrame::NoFrame</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Raised</enum>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_4">
+          <property name="leftMargin">
+           <number>0</number>
+          </property>
+          <property name="topMargin">
+           <number>0</number>
+          </property>
+          <property name="rightMargin">
+           <number>0</number>
+          </property>
+          <property name="bottomMargin">
+           <number>0</number>
+          </property>
+          <item>
+           <widget class="QLabel" name="label">
+            <property name="text">
+             <string>Primary address</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QLineEdit" name="line_address"/>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_2">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>0</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="page_multisig">
+      <layout class="QVBoxLayout" name="verticalLayout_7">
+       <property name="leftMargin">
+        <number>0</number>
+       </property>
+       <property name="topMargin">
+        <number>0</number>
+       </property>
+       <property name="rightMargin">
+        <number>0</number>
+       </property>
+       <property name="bottomMargin">
+        <number>0</number>
+       </property>
+       <item>
+        <widget class="QLabel" name="label_2">
+         <property name="text">
+          <string>Multisig seed:</string>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPlainTextEdit" name="multisigSeed"/>
+       </item>
+      </layout>
+     </widget>
     </widget>
    </item>
    <item>

src/wizard/WalletWizard.cpp

@@ -19,17 +19,32 @@
 #include "PageHardwareDevice.h"
 #include "PageNetworkProxy.h"
 #include "PageNetworkWebsocket.h"
+#include "multisig/PageMultisigExperimentalWarning.h"
+#include "multisig/PageMultisigCreateSetupKey.h"
+#include "multisig/PageMultisigParticipants.h"
+#include "multisig/PageMultisigOwnAddress.h"
+#include "multisig/PageMultisigSignerInfo.h"
+#include "multisig/PageMultisigSetupDebug.h"
+#include "multisig/PageMultisigSeed.h"
+#include "multisig/PageMultisigEnterSetupKey.h"
+#include "multisig/PageMultisigEnterChannel.h"
+#include "multisig/PageMultisigSignerConfig.h"
+#include "multisig/PageMultisigSetupKey.h"
+#include "multisig/PageMultisigEnterName.h"
+#include "multisig/PageMultisigSetupWallet.h"
+#include "multisig/PageMultisigVerifyAddress.h"
+#include "multisig/PageMultisigRestoreSeed.h"
+#include "multisig/PageMultisigMMSRecoveryInfo.h"
+#include "multisig/PageMultisigRestoreMMSRecoveryInfo.h"
 #include "constants.h"
 #include "WindowManager.h"
-
-#include <QLineEdit>
-#include <QVBoxLayout>
-#include <QScreen>
+#include "PageRecoverWallet.h"
+#include "PageKeyType.h"
 
 WalletWizard::WalletWizard(QWidget *parent)
     : QWizard(parent)
 {
-    this->setWindowTitle("Welcome to Feather Wallet");
+    this->setWindowTitle("Feather Wizard");
     this->setWindowIcon(QIcon(":/assets/images/appicons/64x64.png"));
 
     m_walletKeysFilesModel = new WalletKeysFilesModel(this);
@@ -45,6 +60,9 @@ WalletWizard::WalletWizard(QWidget *parent)
     auto walletSetPasswordPage = new PageSetPassword(&m_wizardFields, this);
     auto walletSetSeedPassphrasePage = new PageSetSeedPassphrase(&m_wizardFields, this);
     auto walletSetSubaddressLookaheadPage = new PageSetSubaddressLookahead(&m_wizardFields, this);
+    auto multisigSetupDebug = new PageMultisigSetupDebug(&m_wizardFields, this);
+    auto multisigSeed = new PageMultisigSeed(&m_wizardFields, this);
+    auto multisigRecoveryInfo = new PageMultisigMMSRecoveryInfo(&m_wizardFields, this);
     setPage(Page_Menu, menuPage);
     setPage(Page_WalletFile, createWallet);
     setPage(Page_OpenWallet, openWalletPage);
@@ -60,6 +78,25 @@ WalletWizard::WalletWizard(QWidget *parent)
     setPage(Page_SetSeedPassphrase, walletSetSeedPassphrasePage);
     setPage(Page_SetSubaddressLookahead, walletSetSubaddressLookaheadPage);
     setPage(Page_Plugins, new PagePlugins(this));
+    setPage(Page_MultisigExperimentalWarning, new PageMultisigExperimentalWarning(&m_wizardFields, this));
+    setPage(Page_MultisigCreateSetupKey, new PageMultisigCreateSetupKey(&m_wizardFields, this));
+    setPage(Page_MultisigParticipants, new PageMultisigParticipants(&m_wizardFields, this));
+    setPage(Page_MultisigOwnAddress, new PageMultisigOwnAddress(&m_wizardFields, this));
+    setPage(Page_MultisigSignerInfo, new PageMultisigSignerInfo(&m_wizardFields, this));
+    setPage(Page_MultisigSetupDebug, multisigSetupDebug);
+    setPage(Page_MultisigSeed, multisigSeed);
+    setPage(Page_MultisigEnterSetupKey, new PageMultisigEnterSetupKey(&m_wizardFields, this));
+    setPage(Page_MultisigEnterChannel, new PageMultisigEnterChannel(&m_wizardFields, this));
+    setPage(Page_MultisigSignerConfig, new PageMultisigSignerConfig(&m_wizardFields, this));
+    setPage(Page_MultisigShowSetupKey, new PageMultisigSetupKey(&m_wizardFields, this));
+    setPage(Page_MultisigEnterName, new PageMultisigEnterName(&m_wizardFields, this));
+    setPage(Page_MultisigSetupWallet, new PageMultisigSetupWallet(&m_wizardFields, this));
+    setPage(Page_MultisigVerifyAddress, new PageMultisigVerifyAddress(&m_wizardFields, this));
+    setPage(Page_Recover, new PageRecoverWallet(&m_wizardFields, this));
+    setPage(Page_MultisigRestoreSeed, new PageMultisigRestoreSeed(&m_wizardFields, this));
+    setPage(Page_KeyType, new PageKeyType(&m_wizardFields, this));
+    setPage(Page_MultisigMMSRecoveryInfo, multisigRecoveryInfo);
+    setPage(Page_MultisigRestoreMMSRecoveryInfo, new PageMultisigRestoreMMSRecoveryInfo(&m_wizardFields, this));
 
     setStartId(Page_Menu);
 
@@ -80,6 +117,8 @@ WalletWizard::WalletWizard(QWidget *parent)
     layout << QWizard::CommitButton;
     this->setButtonLayout(layout);
 
+    this->setButtonText(QWizard::CommitButton, "Next");
+
     auto *settingsButton = new QPushButton("Settings", this);
     this->setButton(QWizard::CustomButton1, settingsButton);
 
@@ -102,6 +141,11 @@ WalletWizard::WalletWizard(QWidget *parent)
         emit openWallet(path, "");
     });
 
+    connect(multisigRecoveryInfo, &PageMultisigMMSRecoveryInfo::showWallet, [this](Wallet* wallet){
+        m_wizardFields.wallet = nullptr;
+        emit showWallet(wallet);
+    });
+
     connect(this, &QWizard::helpRequested, this, &WalletWizard::showHelp);
 }
 
@@ -109,6 +153,10 @@ void WalletWizard::resetFields() {
     m_wizardFields = {};
 }
 
+void WalletWizard::setWallet(Wallet *wallet) {
+    m_wizardFields.wallet = wallet;
+}
+
 void WalletWizard::onCreateWallet() {
     auto walletPath = QString("%1/%2").arg(m_wizardFields.walletDir, m_wizardFields.walletName);
 
@@ -147,6 +195,21 @@ void WalletWizard::onCreateWallet() {
         return;
     }
 
+    if (m_wizardFields.mode == WizardMode::CreateMultisig) {
+        // We didn't generate a seed, generate one here.
+        m_wizardFields.seed = Seed(Seed::Type::POLYSEED, constants::networkType, "English", nullptr);
+    }
+
+    if (m_wizardFields.mode == WizardMode::RestoreMultisig) {
+        emit restoreMultisigWallet(walletPath,
+                                   m_wizardFields.password,
+                                   m_wizardFields.multisigSeed,
+                                   m_wizardFields.multisigMMSRecovery,
+                                   m_wizardFields.restoreHeight,
+                                   m_wizardFields.subaddressLookahead);
+        return;
+    }
+
     // If we're connected to the websocket, use the reported height for new wallets to skip initial synchronization.
     if (m_wizardFields.mode == WizardMode::CreateWallet && currentBlockHeight > 0) {
         qInfo() << "New wallet, setting restore height to latest blockheight: " << currentBlockHeight;
@@ -157,9 +220,10 @@ void WalletWizard::onCreateWallet() {
         m_wizardFields.seed.setRestoreHeight(m_wizardFields.restoreHeight);
     }
 
-    bool newWallet = m_wizardFields.mode == WizardMode::CreateWallet;
+    bool newWallet = (m_wizardFields.mode == WizardMode::CreateWallet || m_wizardFields.mode == WizardMode::CreateMultisig);
 
-    emit createWallet(m_wizardFields.seed, walletPath, m_wizardFields.password, m_wizardFields.seedLanguage, m_wizardFields.seedOffsetPassphrase, m_wizardFields.subaddressLookahead, newWallet);
+    bool giveToWizard = m_wizardFields.mode == WizardMode::CreateMultisig;
+    emit createWallet(m_wizardFields.seed, walletPath, m_wizardFields.password, m_wizardFields.seedLanguage, m_wizardFields.seedOffsetPassphrase, m_wizardFields.subaddressLookahead, newWallet, giveToWizard);
 }
 
 QString WalletWizard::helpPage() {
@@ -195,4 +259,8 @@ void WalletWizard::showHelp() {
     if (!doc.isEmpty()) {
         windowManager()->showDocs(this, doc);
     }
-}
+}
+
+WalletWizard::~WalletWizard() {
+    delete m_wizardFields.wallet;
+}

src/wizard/WalletWizard.h

@@ -19,7 +19,9 @@ enum WizardMode {
     OpenWallet,
     RestoreFromSeed,
     RestoreFromKeys,
-    CreateWalletFromDevice
+    CreateWalletFromDevice,
+    CreateMultisig,
+    RestoreMultisig
 };
 
 enum DeviceType {
@@ -27,6 +29,18 @@ enum DeviceType {
     TREZOR
 };
 
+enum SignerConfig {
+    AUTOMATIC = 0,
+    SEMI_AUTOMATIC,
+    MANUAL
+};
+
+struct MMSSigner {
+    quint32 index = 0;
+    QString label;
+    QString address;
+};
+
 struct WizardFields {
     QString walletName;
     QString walletDir;
@@ -46,6 +60,17 @@ struct WizardFields {
     Seed::Type seedType;
     DeviceType deviceType;
     QString subaddressLookahead;
+    bool multisigInitiator = false;
+    QString multisigSetupKey;
+    quint32 multisigThreshold = 0;
+    quint32 multisigSigners = 0;
+    bool multisigAutomaticSetup = true;
+    QString multisigUsername;
+    QString multisigService;
+    QString multisigChannel;
+    QString multisigSeed;
+    QString multisigMMSRecovery;
+    Wallet *wallet = nullptr;
 
     void clearFields() {
         showSetSeedPassphrasePage = false;
@@ -58,6 +83,7 @@ struct WizardFields {
         secretSpendKey = "";
         restoreHeight = 0;
         subaddressLookahead = "";
+        wallet = nullptr;
     }
 
     WizardFields(): deviceType(DeviceType::LEDGER), mode(WizardMode::CreateWallet),
@@ -78,26 +104,50 @@ public:
         Page_SetSubaddressLookahead,
         Page_OpenWallet,
         Page_Network,
+        Page_Recover,
         Page_WalletRestoreSeed,
         Page_WalletRestoreKeys,
         Page_SetRestoreHeight,
         Page_HardwareDevice,
         Page_NetworkProxy,
         Page_NetworkWebsocket,
-        Page_Plugins
+        Page_Plugins,
+        Page_MultisigExperimentalWarning,
+        Page_MultisigCreateSetupKey,
+        Page_MultisigParticipants,
+        Page_MultisigOwnAddress,
+        Page_MultisigSignerInfo,
+        Page_MultisigSetupDebug,
+        Page_MultisigSeed,
+        Page_MultisigEnterSetupKey,
+        Page_MultisigEnterChannel,
+        Page_MultisigSignerConfig,
+        Page_MultisigShowSetupKey,
+        Page_MultisigEnterName,
+        Page_MultisigSetupWallet,
+        Page_MultisigVerifyAddress,
+        Page_MultisigRestoreSeed,
+        Page_MultisigMMSRecoveryInfo,
+        Page_MultisigRestoreMMSRecoveryInfo,
+        Page_KeyType
     };
 
     explicit WalletWizard(QWidget *parent = nullptr);
+    ~WalletWizard() override;
+
     void resetFields();
+    void setWallet(Wallet* wallet);
 
 signals:
     void initialNetworkConfigured();
     void showSettings();
     void openWallet(QString path, QString password);
+    void showWallet(Wallet *wallet);
 
     void createWalletFromDevice(const QString &path, const QString &password, const QString &deviceName, int restoreHeight, const QString &subaddressLookahead);
     void createWalletFromKeys(const QString &path, const QString &password, const QString &address, const QString &viewkey, const QString &spendkey, quint64 restoreHeight, const QString subaddressLookahead = "");
-    void createWallet(Seed seed, const QString &path, const QString &password, const QString &seedLanguage, const QString &seedOffset, const QString &subaddressLookahead, bool newWallet);
+    void createWallet(Seed seed, const QString &path, const QString &password, const QString &seedLanguage, const QString &seedOffset, const QString &subaddressLookahead, bool newWallet, bool giveToWizard);
+    void restoreMultisigWallet(const QString &path, const QString &password, const QString &multisigSeed, const QString &mmsRecovery, quint64 restoreHeight, const QString &subaddressLookahead);
 
 private slots:
     void onCreateWallet();

src/wizard/multisig/PageMultisigCreateSetupKey.cpp

@@ -0,0 +1,54 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigCreateSetupKey.h"
+#include "ui_PageMultisigCreateSetupKey.h"
+
+#include <QFileDialog>
+
+#include "libwalletqt/MultisigMessageStore.h"
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+#include "ringct/rctOps.h"
+#include "string_tools.h"
+
+PageMultisigCreateSetupKey::PageMultisigCreateSetupKey(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigCreateSetupKey)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Create or use setup key");
+    ui->infoFrame->setInfo(icons()->icon("key.png"), "One cosigner creates a new setup key and shares it with other "
+                                                     "cosigners over a secure channel (e.g. end-to-end encrypted group chat.)");
+}
+
+void PageMultisigCreateSetupKey::initializePage() {
+    // We may need to return to the wizard if it is closed before the multisig setup completes
+    // Set a cache attribute to indicate that the setup is in progress
+    m_fields->wallet->setCacheAttribute("feather.multisig_setup", "started");
+
+    m_fields->mode = WizardMode::CreateMultisig;
+}
+
+
+int PageMultisigCreateSetupKey::nextId() const {
+    if (ui->radio_createSetupKey->isChecked()) {
+        // We are creating a new setup key
+        return WalletWizard::Page_MultisigParticipants;
+    }
+
+    // We already have a setup key
+    return WalletWizard::Page_MultisigEnterSetupKey;
+}
+
+bool PageMultisigCreateSetupKey::validatePage() {
+    // Prevent double click on the previous page from going to the next page
+    if (!ui->radio_haveSetupKey->isChecked() && !ui->radio_createSetupKey->isChecked()) {
+        return false;
+    }
+
+    m_fields->multisigInitiator = ui->radio_createSetupKey->isChecked();
+    return true;
+}

src/wizard/multisig/PageMultisigCreateSetupKey.h

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEMULTISIGCREATESETUPKEY_H
+#define FEATHER_PAGEMULTISIGCREATESETUPKEY_H
+
+#include <QWizardPage>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigCreateSetupKey;
+}
+
+class PageMultisigCreateSetupKey : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageMultisigCreateSetupKey(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    [[nodiscard]] int nextId() const override;
+
+private:
+    Ui::PageMultisigCreateSetupKey *ui;
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGEMULTISIGCREATESETUPKEY_H

src/wizard/multisig/PageMultisigCreateSetupKey.ui

@@ -0,0 +1,82 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigCreateSetupKey</class>
+ <widget class="QWizardPage" name="PageMultisigCreateSetupKey">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>603</width>
+    <height>536</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="InfoFrame" name="infoFrame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer_2">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::Fixed</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>0</width>
+       <height>10</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <widget class="QRadioButton" name="radio_haveSetupKey">
+     <property name="text">
+      <string>I have a setup key</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QRadioButton" name="radio_createSetupKey">
+     <property name="text">
+      <string>Create a new setup key</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigEnterChannel.cpp

@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigEnterChannel.h"
+#include "ui_PageMultisigEnterChannel.h"
+
+#include <QFileDialog>
+
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+#include "ringct/rctOps.h"
+#include "string_tools.h"
+#include "libwalletqt/MultisigMessageStore.h"
+
+PageMultisigEnterChannel::PageMultisigEnterChannel(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigEnterChannel)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Create setup key (2/3)");
+
+    ui->infoFrame->setInfo(icons()->icon("mail.png"), "Enter the URL for the messaging service that all participants will use.\n\nMake sure everyone agrees to use this service.");
+
+    connect(ui->check_authRequired, &QCheckBox::toggled, [this](bool checked){
+      ui->frame_auth->setVisible(checked);
+    });
+
+    connect(ui->line_service, &QLineEdit::textChanged, [this] {
+        m_channelRegistered = false;
+    });
+
+    connect(ui->radio_no, &QRadioButton::toggled, [this] {
+        completeChanged();
+    });
+    connect(ui->radio_yes, &QRadioButton::toggled, [this] {
+        completeChanged();
+    });
+}
+
+void PageMultisigEnterChannel::registerChannel() {
+    QString serviceUrl = ui->line_service->text();
+    QString serviceLogin = ui->check_authRequired->isChecked() ? ui->line_apiKey->text() : "";
+
+    m_fields->wallet->mmsStore()->setServiceDetails(serviceUrl, serviceLogin);
+
+    // TODO: make async
+    QString channel;
+    bool success = m_fields->wallet->mmsStore()->registerChannel(channel, m_fields->multisigSigners);
+    if (success) {
+        m_fields->multisigChannel = channel;
+        m_channelRegistered = true;
+        completeChanged();
+    } else {
+        QString errorString = m_fields->wallet->mmsStore()->errorString();
+
+        if (errorString.contains("authentication")) {
+            ui->check_authRequired->setChecked(true);
+        }
+
+        Utils::showError(this, "Unable to register channel", m_fields->wallet->mmsStore()->errorString());
+    }
+}
+
+void PageMultisigEnterChannel::initializePage() {
+    ui->frame_auth->hide();
+    ui->frame_confirm->hide();
+    ui->check_authRequired->setChecked(false);
+
+    if (!m_fields->multisigInitiator) {
+        this->setTitle("Messaging service");
+        ui->check_authRequired->hide();
+        ui->line_service->setText(m_fields->multisigService);
+        ui->line_service->setReadOnly(true);
+        ui->infoFrame->setText("The initiator has chosen the following messaging service.");
+        ui->frame_confirm->show();
+
+        m_channelRegistered = true;
+        completeChanged();
+    }
+}
+
+int PageMultisigEnterChannel::nextId() const {
+    if (m_fields->mode == WizardMode::CreateMultisig) {
+        if (m_fields->multisigInitiator) {
+          return WalletWizard::Page_MultisigSignerConfig;
+        }
+        else {
+          return WalletWizard::Page_MultisigEnterName;
+        }
+    }
+    if (m_fields->mode == WizardMode::RestoreMultisig) {
+        return WalletWizard::Page_SetRestoreHeight;
+    }
+
+    return -1;
+}
+
+bool PageMultisigEnterChannel::validatePage() {
+    if (!m_channelRegistered) {
+        this->registerChannel();
+    }
+
+    if (!m_channelRegistered) {
+        return false;
+    }
+
+    m_fields->multisigService = ui->line_service->text();
+
+    return true;
+}
+
+bool PageMultisigEnterChannel::isComplete() const {
+    if (!m_fields->multisigInitiator) {
+        return ui->radio_yes->isChecked();
+    }
+
+    return true;
+}
+

src/wizard/multisig/PageMultisigEnterChannel.h

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEMULTISIGENTERCHANNEL_H
+#define FEATHER_PAGEMULTISIGENTERCHANNEL_H
+
+#include <QLabel>
+#include <QWizardPage>
+#include <QWidget>
+#include <QDir>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigEnterChannel;
+}
+
+class PageMultisigEnterChannel : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageMultisigEnterChannel(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+    bool isComplete() const override;
+
+private slots:
+    void registerChannel();
+
+private:
+    Ui::PageMultisigEnterChannel *ui;
+    WizardFields *m_fields;
+
+    bool m_channelRegistered = false;
+};
+
+
+#endif //FEATHER_PAGEMULTISIGENTERCHANNEL_H

src/wizard/multisig/PageMultisigEnterChannel.ui

@@ -0,0 +1,147 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigEnterChannel</class>
+ <widget class="QWizardPage" name="PageMultisigEnterChannel">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>561</width>
+    <height>310</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="InfoFrame" name="infoFrame">
+     <property name="frameShape">
+      <enum>QFrame::Shape::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Shadow::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Messaging service:</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLineEdit" name="line_service">
+     <property name="text">
+      <string>http://ms.featherwallet.net:80/</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer_2">
+     <property name="orientation">
+      <enum>Qt::Orientation::Vertical</enum>
+     </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::Policy::Fixed</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>5</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <widget class="QCheckBox" name="check_authRequired">
+     <property name="text">
+      <string>This service requires authentication</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame_auth">
+     <property name="frameShape">
+      <enum>QFrame::Shape::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Shadow::Raised</enum>
+     </property>
+     <layout class="QHBoxLayout" name="horizontalLayout_2">
+      <item>
+       <widget class="QLabel" name="label_key">
+        <property name="text">
+         <string>API key:</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLineEdit" name="line_apiKey"/>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame_confirm">
+     <property name="frameShape">
+      <enum>QFrame::Shape::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Shadow::Raised</enum>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QLabel" name="label_2">
+        <property name="text">
+         <string>Is this ok?</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_no">
+        <property name="text">
+         <string>No</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_yes">
+        <property name="text">
+         <string>Yes</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Orientation::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigEnterName.cpp

@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigEnterName.h"
+#include "ui_PageMultisigEnterName.h"
+
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+#include "libwalletqt/MultisigMessageStore.h"
+
+PageMultisigEnterName::PageMultisigEnterName(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigEnterName)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Enter your name");
+
+    ui->infoFrame->setInfo(icons()->icon("change_account.png"), "Enter your (user)name, so other participants "
+                                                                "can identify you.\n\nYour name will not become known "
+                                                                "to the messaging service.");
+
+    // We can't change the service URL or username after the setup has started.
+    this->setCommitPage(true);
+    this->setButtonText(QWizard::CommitButton, "Next");
+}
+
+void PageMultisigEnterName::initializePage() {
+    ui->line_name->setText("");
+}
+
+int PageMultisigEnterName::nextId() const {
+    if (m_fields->multisigAutomaticSetup) {
+      return WalletWizard::Page_MultisigSetupWallet;
+    }
+    else {
+      return WalletWizard::Page_MultisigOwnAddress;
+    }
+}
+
+bool PageMultisigEnterName::validatePage() {
+    QString username = ui->line_name->text();
+    if (username.isEmpty()) {
+        Utils::showError(this, "Enter a name to continue");
+        return false;
+    }
+
+    m_fields->multisigUsername = username;
+
+    // We now have all the information needed to init the MMS
+    if (m_fields->mode == WizardMode::CreateMultisig) {
+        m_fields->wallet->mmsStore()->init(m_fields->multisigSetupKey, username);
+    }
+
+    return true;
+}

src/wizard/multisig/PageMultisigEnterName.h

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef PAGEMULTISIGENTERNAME_H
+#define PAGEMULTISIGENTERNAME_H
+
+#include <QWizardPage>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigEnterName;
+}
+
+class PageMultisigEnterName : public QWizardPage
+{
+    Q_OBJECT
+
+public:
+    explicit PageMultisigEnterName(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+
+private:
+    Ui::PageMultisigEnterName *ui;
+    WizardFields *m_fields;
+};
+
+#endif //PAGEMULTISIGENTERNAME_H

src/wizard/multisig/PageMultisigEnterName.ui

@@ -0,0 +1,62 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigEnterName</class>
+ <widget class="QWizardPage" name="PageMultisigEnterName">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>646</width>
+    <height>477</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="InfoFrame" name="infoFrame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Your name: </string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLineEdit" name="line_name"/>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>40</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigEnterSetupKey.cpp

@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigEnterSetupKey.h"
+#include "ui_PageMultisigEnterSetupKey.h"
+
+#include "libwalletqt/MultisigMessageStore.h"
+#include "utils/Icons.h"
+
+PageMultisigEnterSetupKey::PageMultisigEnterSetupKey(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigEnterSetupKey)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Enter setup key");
+
+    ui->infoFrame->setInfo(icons()->icon("key.png"), "The setup key should not be shared with outsiders and only used once per participant.");
+
+    connect(ui->line_setupKey, &QLineEdit::textChanged, this, &PageMultisigEnterSetupKey::checkSetupKey);
+    connect(ui->radio_yes, &QRadioButton::toggled, [this](bool toggled){
+       completeChanged();
+    });
+}
+
+void PageMultisigEnterSetupKey::checkSetupKey(const QString &setupKey) {
+    ui->frame_invalid->hide();
+    ui->frame_verify->hide();
+
+    if (setupKey.isEmpty()) {
+        return;
+    }
+
+    MultisigMessageStore::SetupKey key;
+    bool keyValid = m_fields->wallet->mmsStore()->checkSetupKey(setupKey, key);
+
+    if (!keyValid) {
+      ui->frame_invalid->show();
+      return;
+    }
+
+    m_fields->multisigThreshold = key.threshold;
+    m_fields->multisigSigners = key.participants;
+    m_fields->multisigService = key.service;
+    m_fields->multisigAutomaticSetup = (key.mode == MultisigMessageStore::SetupMode::AUTOMATIC);
+    m_fields->multisigSetupKey = setupKey;
+
+    ui->frame_verify->show();
+    ui->label_verify->setText(QString("You are setting up a %1-of-%2 multisig wallet. Is that correct?").arg(QString::number(key.threshold), QString::number(key.participants)));
+}
+
+void PageMultisigEnterSetupKey::initializePage() {
+    ui->frame_invalid->hide();
+    ui->frame_verify->hide();
+    ui->line_setupKey->setText("");
+}
+
+int PageMultisigEnterSetupKey::nextId() const {
+    return WalletWizard::Page_MultisigEnterChannel;
+}
+
+bool PageMultisigEnterSetupKey::validatePage() {
+    m_fields->multisigSetupKey = ui->line_setupKey->text();
+    return true;
+}
+
+bool PageMultisigEnterSetupKey::isComplete() const {
+    if (ui->radio_yes->isChecked()) {
+        return true;
+    }
+
+    return false;
+}
+

src/wizard/multisig/PageMultisigEnterSetupKey.h

@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEMULTISIGENTERSETUPKEY_H
+#define FEATHER_PAGEMULTISIGENTERSETUPKEY_H
+
+#include <QWizardPage>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigEnterSetupKey;
+}
+
+class PageMultisigEnterSetupKey : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageMultisigEnterSetupKey(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+    bool isComplete() const override;
+
+private slots:
+    void checkSetupKey(const QString &setupKey);
+
+private:
+    Ui::PageMultisigEnterSetupKey *ui;
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGEMULTISIGENTERSETUPKEY_H

src/wizard/multisig/PageMultisigEnterSetupKey.ui

@@ -0,0 +1,120 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigEnterSetupKey</class>
+ <widget class="QWizardPage" name="PageMultisigEnterSetupKey">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>664</width>
+    <height>510</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout_2">
+   <item>
+    <widget class="InfoFrame" name="infoFrame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Setup key:</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QLineEdit" name="line_setupKey"/>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame_invalid">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_3">
+      <item>
+       <widget class="QLabel" name="label_2">
+        <property name="text">
+         <string>Invalid setup key entered.</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame_verify">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout">
+      <item>
+       <widget class="QLabel" name="label_verify">
+        <property name="text">
+         <string>You are about to create a n-of-m multisig wallet. Is that correct?</string>
+        </property>
+        <property name="wordWrap">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_no">
+        <property name="text">
+         <string>No</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QRadioButton" name="radio_yes">
+        <property name="text">
+         <string>Yes</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigExperimentalWarning.cpp

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigExperimentalWarning.h"
+#include "ui_PageMultisigExperimentalWarning.h"
+
+#include <QFileDialog>
+
+#include "libwalletqt/MultisigMessageStore.h"
+#include "utils/Icons.h"
+
+PageMultisigExperimentalWarning::PageMultisigExperimentalWarning(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigExperimentalWarning)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Experimental Feature Warning");
+
+    ui->warningFrame->setInfo(icons()->icon("warning.png"), "This is an experimental feature.");
+
+    ui->label_warning->setText("Monero's multisig implementation has not been audited.<br><br>"
+                               "It might be fundamentally broken, which could result in a <u>loss of funds</u>.<br><br>"
+                               "You are strongly advised to only test this feature with cosigners you trust.");
+    ui->label_warning->setTextFormat(Qt::RichText);
+
+    connect(ui->check_confirm, &QCheckBox::clicked, [this](bool checked){
+       completeChanged();
+    });
+}
+
+void PageMultisigExperimentalWarning::initializePage() {
+    ui->check_confirm->setChecked(false);
+}
+
+int PageMultisigExperimentalWarning::nextId() const {
+    return WalletWizard::Page_WalletFile;
+}
+
+bool PageMultisigExperimentalWarning::validatePage() {
+    return true;
+}
+
+bool PageMultisigExperimentalWarning::isComplete() const {
+    if (ui->check_confirm->isChecked()) {
+        return true;
+    }
+
+    return false;
+}
+

src/wizard/multisig/PageMultisigExperimentalWarning.h

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEMULTISIGEXPERIMENTALWARNING_H
+#define FEATHER_PAGEMULTISIGEXPERIMENTALWARNING_H
+
+#include <QWizardPage>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigExperimentalWarning;
+}
+
+class PageMultisigExperimentalWarning : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageMultisigExperimentalWarning(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+    bool isComplete() const override;
+
+    Ui::PageMultisigExperimentalWarning *ui;
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGEMULTISIGEXPERIMENTALWARNING_H

src/wizard/multisig/PageMultisigExperimentalWarning.ui

@@ -0,0 +1,97 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigExperimentalWarning</class>
+ <widget class="QWizardPage" name="PageMultisigExperimentalWarning">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>497</width>
+    <height>330</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="InfoFrame" name="warningFrame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer_2">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::Fixed</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>20</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <widget class="QFrame" name="frame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QLabel" name="label_warning">
+        <property name="text">
+         <string>TextLabel</string>
+        </property>
+        <property name="wordWrap">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>20</width>
+       <height>0</height>
+      </size>
+     </property>
+    </spacer>
+   </item>
+   <item>
+    <widget class="QCheckBox" name="check_confirm">
+     <property name="text">
+      <string>I understand.</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigMMSRecoveryInfo.cpp

@@ -0,0 +1,73 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigMMSRecoveryInfo.h"
+#include "ui_PageMultisigMMSRecoveryInfo.h"
+
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+#include "libwalletqt/MultisigMessageStore.h"
+
+PageMultisigMMSRecoveryInfo::PageMultisigMMSRecoveryInfo(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigMMSRecoveryInfo)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("MMS Recovery Info");
+
+    this->setFinalPage(true);
+    this->setButtonText(QWizard::FinishButton, "Open wallet");
+
+    ui->infoFrame->setInfo(icons()->icon("key.png"), "You will need this recovery info to reconnect to the messaging service if you need to restore your wallet.\n\nStore it safely alongside your seed.");
+
+    connect(ui->check_saved, &QCheckBox::toggled, [this]{
+        this->completeChanged();
+    });
+}
+
+void PageMultisigMMSRecoveryInfo::initializePage() {
+//    QJsonDocument doc;
+//    QJsonObject obj;
+//    obj["restore_height"] = QString::number(m_fields->wallet->getWalletCreationHeight()).toInt();
+//    obj["message_daemon"] = m_fields->multisigService;
+//    obj["setup_key"] = m_fields->multisigSetupKey;
+//
+//    QJsonObject me;
+//    me["address"] = m_fields->originalPrimaryAddress;
+//    me["viewkey"] = m_fields->originalSecretViewKey;
+//    me["label"] = m_fields->multisigUsername;
+//
+//    QJsonArray signers;
+//    signers.append(me);
+//
+//    for (int i = 1; i < m_fields->wallet->multisigSigners(); i++) {
+//        QJsonObject signer;
+//        auto info = m_fields->wallet->mmsStore()->getSignerInfo(i);
+//
+//        signer["address"] = info.address;
+//        signer["label"] = info.label;
+//
+//        signers.append(signer);
+//    }
+//
+//    obj["signers"] = signers;
+//    doc.setObject(obj);
+//
+//    QString recoveryData = QString("MMS_RECOVERY:%1").arg(doc.toJson(QJsonDocument::Compact).toBase64());
+    ui->mmsRecoveryInfo->setPlainText(m_fields->wallet->mmsStore()->getRecoveryInfo());
+}
+
+int PageMultisigMMSRecoveryInfo::nextId() const {
+    return -1;
+}
+
+bool PageMultisigMMSRecoveryInfo::validatePage() {
+    emit showWallet(m_fields->wallet);
+    return true;
+}
+
+bool PageMultisigMMSRecoveryInfo::isComplete() const {
+    return ui->check_saved->isChecked();
+}

src/wizard/multisig/PageMultisigMMSRecoveryInfo.h

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#ifndef FEATHER_PAGEMULTISIGMMSRECOVERYINFO_H
+#define FEATHER_PAGEMULTISIGMMSRECOVERYINFO_H
+
+#include <QLabel>
+#include <QWizardPage>
+#include <QWidget>
+
+#include "wizard/WalletWizard.h"
+
+namespace Ui {
+    class PageMultisigMMSRecoveryInfo;
+}
+
+class PageMultisigMMSRecoveryInfo : public QWizardPage
+{
+Q_OBJECT
+
+public:
+    explicit PageMultisigMMSRecoveryInfo(WizardFields *fields, QWidget *parent = nullptr);
+    void initializePage() override;
+    bool validatePage() override;
+    int nextId() const override;
+    bool isComplete() const override;
+
+signals:
+    void showWallet(Wallet *wallet);
+
+private:
+    Ui::PageMultisigMMSRecoveryInfo *ui;
+    WizardFields *m_fields;
+};
+
+
+#endif //FEATHER_PAGEMULTISIGMMSRECOVERYINFO_H

src/wizard/multisig/PageMultisigMMSRecoveryInfo.ui

@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>PageMultisigMMSRecoveryInfo</class>
+ <widget class="QWizardPage" name="PageMultisigMMSRecoveryInfo">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>648</width>
+    <height>570</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>WizardPage</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="InfoFrame" name="infoFrame">
+     <property name="frameShape">
+      <enum>QFrame::StyledPanel</enum>
+     </property>
+     <property name="frameShadow">
+      <enum>QFrame::Raised</enum>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPlainTextEdit" name="mmsRecoveryInfo"/>
+   </item>
+   <item>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <spacer name="horizontalSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btn_saveToFile">
+       <property name="text">
+        <string>Save to file</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btn_copy">
+       <property name="text">
+        <string>Copy</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
+    <widget class="QCheckBox" name="check_saved">
+     <property name="text">
+      <string>I have saved my multisig seed and MMS recovery info.</string>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>InfoFrame</class>
+   <extends>QFrame</extends>
+   <header>components.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

src/wizard/multisig/PageMultisigOwnAddress.cpp

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// SPDX-FileCopyrightText: 2020-2024 The Monero Project
+
+#include "PageMultisigOwnAddress.h"
+#include "ui_PageMultisigOwnAddress.h"
+
+#include "utils/Icons.h"
+#include "utils/Utils.h"
+
+PageMultisigOwnAddress::PageMultisigOwnAddress(WizardFields *fields, QWidget *parent)
+        : QWizardPage(parent)
+        , ui(new Ui::PageMultisigOwnAddress)
+        , m_fields(fields)
+{
+    ui->setupUi(this);
+    this->setTitle("Your wallet address");
+
+    ui->infoFrame->setInfo(icons()->icon("tab_addresses.png"), "Copy the address below and send it to all co-signers.\n\nThe address is used to encrypt messages.");
+
+    connect(ui->btn_copyAddress, &QPushButton::clicked, [this]{
+       Utils::copyToClipboard(m_fields->wallet->address(0, 0));
+    });
+}
+
+void PageMultisigOwnAddress::initializePage() {
+    ui->line_ownAddress->setPlainText(m_fields->wallet->address(0, 0));
+}
+
+int PageMultisigOwnAddress::nextId() const {
+    return WalletWizard::Page_MultisigSignerInfo;
+}