diff --git a/src/browser/BrowserOptionDialog.cpp b/src/browser/BrowserOptionDialog.cpp
index f6d634a823..ab372892d5 100755
--- a/src/browser/BrowserOptionDialog.cpp
+++ b/src/browser/BrowserOptionDialog.cpp
@@ -22,14 +22,23 @@
 #include "BrowserSettings.h"
 #include "core/FilePath.h"
 
-#include <QMessageBox>
 #include <QFileDialog>
+#include "gui/MessageBox.h"
 
-BrowserOptionDialog::BrowserOptionDialog(QWidget* parent) :
+BrowserOptionDialog::BrowserOptionDialog(DatabaseTabWidget* parent) :
     QWidget(parent),
-    m_ui(new Ui::BrowserOptionDialog())
+    m_dbTabWidget(parent),
+    m_ui(new Ui::BrowserOptionDialog()),
+    m_customData(new CustomData(this)),
+    m_customDataModel(new QStandardItemModel(this))
 {
     m_ui->setupUi(this);
+    m_ui->removeCustomDataButton->setEnabled(false);
+    m_ui->customDataTable->setModel(m_customDataModel);
+    connect(m_ui->customDataTable->selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)),
+            SLOT(toggleRemoveButton(QItemSelection)));
+    connect(m_ui->removeCustomDataButton, SIGNAL(clicked()), SLOT(removeSelectedKey()));
+
     connect(m_ui->removeSharedEncryptionKeys, SIGNAL(clicked()), this, SIGNAL(removeSharedEncryptionKeys()));
     connect(m_ui->removeStoredPermissions, SIGNAL(clicked()), this, SIGNAL(removeStoredPermissions()));
 
@@ -51,6 +60,17 @@ BrowserOptionDialog::~BrowserOptionDialog()
 {
 }
 
+CustomData* BrowserOptionDialog::customData() const
+{
+    // Returns the current database customData from metadata. Otherwise return an empty customData member.
+    if (DatabaseWidget* dbWidget = m_dbTabWidget->currentDatabaseWidget()) {
+        if (Database* db = dbWidget->database()) {
+            return db->metadata()->customData();
+        }
+    }
+    return m_customData;
+}
+
 void BrowserOptionDialog::loadSettings()
 {
     BrowserSettings settings;
@@ -84,6 +104,9 @@ void BrowserOptionDialog::loadSettings()
     m_ui->chromiumSupport->setChecked(settings.chromiumSupport());
     m_ui->firefoxSupport->setChecked(settings.firefoxSupport());
     m_ui->vivaldiSupport->setChecked(settings.vivaldiSupport());
+
+    // Update the stored key list every time settings are loaded
+    updateModel();
 }
 
 void BrowserOptionDialog::saveSettings()
@@ -124,3 +147,42 @@ void BrowserOptionDialog::showProxyLocationFileDialog()
                                                       fileTypeFilter);
     m_ui->customProxyLocation->setText(proxyLocation);
 }
+
+void BrowserOptionDialog::removeSelectedKey()
+{
+    if (QMessageBox::Yes != MessageBox::question(this,
+            tr("Delete the selected key?"),
+            tr("Do you really want to delete the selected key?\n"
+               "This may cause the affected plugins to malfunction."),
+            QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Cancel)) {
+        return;
+    }
+
+    const QItemSelectionModel* itemSelectionModel = m_ui->customDataTable->selectionModel();
+    if (itemSelectionModel) {
+        for (const QModelIndex& index : itemSelectionModel->selectedRows(0)) {
+            const QString key = index.data().toString();
+            customData()->remove(key);
+        }
+        updateModel();
+    }
+}
+
+void BrowserOptionDialog::toggleRemoveButton(const QItemSelection& selected)
+{
+    m_ui->removeCustomDataButton->setEnabled(!selected.isEmpty());
+}
+
+void BrowserOptionDialog::updateModel()
+{
+    m_customDataModel->clear();
+    m_customDataModel->setHorizontalHeaderLabels({tr("Key"), tr("Value")});
+
+    for (const QString& key : customData()->keys()) {
+        m_customDataModel->appendRow(QList<QStandardItem*>()
+                                         << new QStandardItem(key)
+                                         << new QStandardItem(customData()->value(key)));
+    }
+
+    m_ui->removeCustomDataButton->setEnabled(false);
+}
diff --git a/src/browser/BrowserOptionDialog.h b/src/browser/BrowserOptionDialog.h
index b562f6c18a..4f6855798d 100755
--- a/src/browser/BrowserOptionDialog.h
+++ b/src/browser/BrowserOptionDialog.h
@@ -22,6 +22,11 @@
 
 #include <QWidget>
 #include <QScopedPointer>
+#include <QStandardItemModel>
+#include <QItemSelection>
+#include <QPointer>
+#include "core/CustomData.h"
+#include "gui/DatabaseTabWidget.h"
 
 namespace Ui {
 class BrowserOptionDialog;
@@ -32,9 +37,11 @@ class BrowserOptionDialog : public QWidget
     Q_OBJECT
 
 public:
-    explicit BrowserOptionDialog(QWidget* parent = nullptr);
+    explicit BrowserOptionDialog(DatabaseTabWidget* parent = nullptr);
     ~BrowserOptionDialog();
 
+    CustomData* customData() const;
+
 public slots:
     void loadSettings();
     void saveSettings();
@@ -45,9 +52,16 @@ public slots:
 
 private slots:
     void showProxyLocationFileDialog();
+    void removeSelectedKey();
+    void toggleRemoveButton(const QItemSelection& selected);
 
 private:
+    void updateModel();
     QScopedPointer<Ui::BrowserOptionDialog> m_ui;
+
+    QPointer<CustomData> m_customData;
+    QPointer<QStandardItemModel> m_customDataModel;
+    DatabaseTabWidget* const m_dbTabWidget;
 };
 
 #endif // BROWSEROPTIONDIALOG_H
diff --git a/src/browser/BrowserOptionDialog.ui b/src/browser/BrowserOptionDialog.ui
index 9bb0250b34..0391ad05d3 100755
--- a/src/browser/BrowserOptionDialog.ui
+++ b/src/browser/BrowserOptionDialog.ui
@@ -227,6 +227,58 @@
          </item>
         </layout>
        </item>
+       <item>
+        <widget class="QGroupBox" name="groupBox">
+         <property name="title">
+          <string>Stored Keys</string>
+         </property>
+         <layout class="QHBoxLayout" name="horizontalLayout">
+          <item>
+           <widget class="QTableView" name="customDataTable">
+            <property name="editTriggers">
+             <set>QAbstractItemView::NoEditTriggers</set>
+            </property>
+            <property name="selectionBehavior">
+             <enum>QAbstractItemView::SelectRows</enum>
+            </property>
+            <attribute name="horizontalHeaderDefaultSectionSize">
+             <number>200</number>
+            </attribute>
+            <attribute name="horizontalHeaderStretchLastSection">
+             <bool>true</bool>
+            </attribute>
+            <attribute name="verticalHeaderVisible">
+             <bool>false</bool>
+            </attribute>
+           </widget>
+          </item>
+          <item>
+           <layout class="QVBoxLayout" name="verticalLayout_2">
+            <item>
+             <widget class="QPushButton" name="removeCustomDataButton">
+              <property name="text">
+               <string>Remove</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>40</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+           </layout>
+          </item>
+         </layout>
+        </widget>
+       </item>
        <item>
         <spacer name="verticalSpacer_2">
          <property name="orientation">
diff --git a/src/gui/MainWindow.cpp b/src/gui/MainWindow.cpp
index 76f1ffb603..dd0c036019 100644
--- a/src/gui/MainWindow.cpp
+++ b/src/gui/MainWindow.cpp
@@ -116,7 +116,9 @@ class HttpPlugin: public ISettingsPage
 class BrowserPlugin: public ISettingsPage
 {
     public:
-        BrowserPlugin(DatabaseTabWidget* tabWidget) {
+        BrowserPlugin(DatabaseTabWidget* tabWidget) :
+            m_dbTabWidget(tabWidget)
+        {
             m_nativeMessagingHost = QSharedPointer<NativeMessagingHost>(new NativeMessagingHost(tabWidget));
         }
 
@@ -135,7 +137,7 @@ class BrowserPlugin: public ISettingsPage
         }
 
         QWidget* createWidget() override {
-            BrowserOptionDialog* dlg = new BrowserOptionDialog();
+            BrowserOptionDialog* dlg = new BrowserOptionDialog(m_dbTabWidget);
             QObject::connect(dlg, SIGNAL(removeSharedEncryptionKeys()), m_nativeMessagingHost.data(), SLOT(removeSharedEncryptionKeys()));
             QObject::connect(dlg, SIGNAL(removeStoredPermissions()), m_nativeMessagingHost.data(), SLOT(removeStoredPermissions()));
             return dlg;
@@ -156,7 +158,8 @@ class BrowserPlugin: public ISettingsPage
             }
         }
     private:
-        QSharedPointer<NativeMessagingHost>  m_nativeMessagingHost;
+        QSharedPointer<NativeMessagingHost> m_nativeMessagingHost;
+        DatabaseTabWidget* const            m_dbTabWidget;
 };
 #endif
 
@@ -169,7 +172,7 @@ MainWindow::MainWindow()
     , m_appExiting(false)
 {
     m_ui->setupUi(this);
-    
+
 #if defined(Q_OS_UNIX) && !defined(Q_OS_MAC) && !defined(QT_NO_DBUS)
     new MainWindowAdaptor(this);
     QDBusConnection dbus = QDBusConnection::sessionBus();
@@ -891,7 +894,7 @@ void MainWindow::updateTrayIcon()
             connect(actionToggle, SIGNAL(triggered()), SLOT(toggleWindow()));
 
             m_trayIcon->setContextMenu(menu);
-            
+
             m_trayIcon->setIcon(filePath()->applicationIcon());
             m_trayIcon->show();
         }
@@ -1150,4 +1153,4 @@ void MainWindow::closeAllDatabases()
 void MainWindow::lockAllDatabases()
 {
     lockDatabasesAfterInactivity();
-}
\ No newline at end of file
+}