diff --git a/v2rayN/v2rayN.Desktop/Views/CheckUpdateView.axaml b/v2rayN/v2rayN.Desktop/Views/CheckUpdateView.axaml
index 2beaec94..1e0def17 100644
--- a/v2rayN/v2rayN.Desktop/Views/CheckUpdateView.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/CheckUpdateView.axaml
@@ -10,90 +10,80 @@
     d:DesignWidth="800"
     x:DataType="vms:CheckUpdateViewModel"
     mc:Ignorable="d">
-    <Button
-        Classes="Tertiary"
-        FontWeight="Regular"
-        Theme="{DynamicResource BorderlessButton}">
-        <Button.Content>
-            <TextBlock Text="{x:Static resx:ResUI.menuCheckUpdate}" />
-        </Button.Content>
-        <Button.Flyout>
-            <Flyout Placement="RightEdgeAlignedTop">
-                <DockPanel Margin="16">
-                    <StackPanel
-                        HorizontalAlignment="Right"
-                        Classes="Margin8"
-                        DockPanel.Dock="Bottom"
-                        Orientation="Horizontal">
 
-                        <TextBlock
-                            HorizontalAlignment="Left"
-                            VerticalAlignment="Center"
-                            Classes="Margin8"
-                            Text="{x:Static resx:ResUI.TbSettingsEnableCheckPreReleaseUpdate}" />
-                        <ToggleSwitch
-                            x:Name="togEnableCheckPreReleaseUpdate"
-                            HorizontalAlignment="Left"
-                            Classes="Margin8" />
+    <DockPanel Margin="16">
+        <StackPanel
+            HorizontalAlignment="Right"
+            Classes="Margin8"
+            DockPanel.Dock="Bottom"
+            Orientation="Horizontal">
+
+            <TextBlock
+                HorizontalAlignment="Left"
+                VerticalAlignment="Center"
+                Classes="Margin8"
+                Text="{x:Static resx:ResUI.TbSettingsEnableCheckPreReleaseUpdate}" />
+            <ToggleSwitch
+                x:Name="togEnableCheckPreReleaseUpdate"
+                HorizontalAlignment="Left"
+                Classes="Margin8" />
 
-                        <Button
-                            x:Name="btnCheckUpdate"
-                            Width="100"
-                            Classes="Margin8"
-                            Content="{x:Static resx:ResUI.menuCheckUpdate}" />
-                    </StackPanel>
+            <Button
+                x:Name="btnCheckUpdate"
+                Width="100"
+                Classes="Margin8"
+                Content="{x:Static resx:ResUI.menuCheckUpdate}" />
+        </StackPanel>
+
+        <StackPanel>
+            <ListBox
+                x:Name="lstCheckUpdates"
+                BorderThickness="1"
+                ItemsSource="{Binding CheckUpdateItems}">
+                <ItemsControl.ItemsPanel>
+                    <ItemsPanelTemplate>
+                        <StackPanel Orientation="Vertical" />
+                    </ItemsPanelTemplate>
+                </ItemsControl.ItemsPanel>
+                <ItemsControl.ItemTemplate>
+                    <DataTemplate>
+                        <Border
+                            Width="500"
+                            Height="80"
+                            Margin="0"
+                            VerticalAlignment="Center"
+                            Theme="{StaticResource CardBorder}">
+                            <Grid>
+                                <Grid.RowDefinitions>
+                                    <RowDefinition Height="Auto" />
+                                </Grid.RowDefinitions>
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="1*" />
+                                    <ColumnDefinition Width="1*" />
+                                    <ColumnDefinition Width="3*" />
+                                </Grid.ColumnDefinitions>
+                                <ToggleSwitch
+                                    x:Name="togAutoRefresh"
+                                    Grid.Column="0"
+                                    Margin="8"
+                                    HorizontalAlignment="Left"
+                                    VerticalAlignment="Center"
+                                    IsChecked="{Binding isSelected}" />
+                                <TextBlock
+                                    Grid.Column="1"
+                                    VerticalAlignment="Center"
+                                    Text="{Binding coreType}" />
+                                <TextBlock
+                                    Grid.Column="2"
+                                    VerticalAlignment="Center"
+                                    Text="{Binding remarks}"
+                                    TextWrapping="WrapWithOverflow" />
+                            </Grid>
+                        </Border>
+                    </DataTemplate>
+                </ItemsControl.ItemTemplate>
+            </ListBox>
+        </StackPanel>
+    </DockPanel>
 
-                    <StackPanel>
-                        <ListBox
-                            x:Name="lstCheckUpdates"
-                            BorderThickness="1"
-                            ItemsSource="{Binding CheckUpdateItems}">
-                            <ItemsControl.ItemsPanel>
-                                <ItemsPanelTemplate>
-                                    <StackPanel Orientation="Vertical" />
-                                </ItemsPanelTemplate>
-                            </ItemsControl.ItemsPanel>
-                            <ItemsControl.ItemTemplate>
-                                <DataTemplate>
-                                    <Border
-                                        Width="500"
-                                        Height="80"
-                                        Margin="0"
-                                        VerticalAlignment="Center"
-                                        Theme="{StaticResource CardBorder}">
-                                        <Grid>
-                                            <Grid.RowDefinitions>
-                                                <RowDefinition Height="Auto" />
-                                            </Grid.RowDefinitions>
-                                            <Grid.ColumnDefinitions>
-                                                <ColumnDefinition Width="1*" />
-                                                <ColumnDefinition Width="1*" />
-                                                <ColumnDefinition Width="3*" />
-                                            </Grid.ColumnDefinitions>
-                                            <ToggleSwitch
-                                                x:Name="togAutoRefresh"
-                                                Grid.Column="0"
-                                                Margin="8"
-                                                HorizontalAlignment="Left"
-                                                VerticalAlignment="Center"
-                                                IsChecked="{Binding isSelected}" />
-                                            <TextBlock
-                                                Grid.Column="1"
-                                                VerticalAlignment="Center"
-                                                Text="{Binding coreType}" />
-                                            <TextBlock
-                                                Grid.Column="2"
-                                                VerticalAlignment="Center"
-                                                Text="{Binding remarks}"
-                                                TextWrapping="WrapWithOverflow" />
-                                        </Grid>
-                                    </Border>
-                                </DataTemplate>
-                            </ItemsControl.ItemTemplate>
-                        </ListBox>
-                    </StackPanel>
-                </DockPanel>
-            </Flyout>
-        </Button.Flyout>
-    </Button>
 </UserControl>
\ No newline at end of file
diff --git a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml
index 4eb4bd2d..65f2017a 100644
--- a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml
@@ -90,11 +90,7 @@
                         </MenuItem.Header>
                     </MenuItem>
 
-                    <MenuItem Padding="8,0">
-                        <MenuItem.Header>
-                            <ContentControl x:Name="conCheckUpdate" />
-                        </MenuItem.Header>
-                    </MenuItem>
+                    <MenuItem x:Name="menuCheckUpdate" Header="{x:Static resx:ResUI.menuCheckUpdate}" />
 
                     <MenuItem x:Name="menuHelp" Padding="8,0">
                         <MenuItem.Header>
diff --git a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
index 4e9f9197..74ca8739 100644
--- a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
@@ -20,6 +20,7 @@ namespace v2rayN.Desktop.Views
     {
         private static Config _config;
         private WindowNotificationManager? _manager;
+        private CheckUpdateView? _checkUpdateView;
         private BackupAndRestoreView? _backupAndRestoreView;
 
         public MainWindow()
@@ -36,6 +37,7 @@ namespace v2rayN.Desktop.Views
             menuSettingsSetUWP.Click += menuSettingsSetUWP_Click;
             menuPromotion.Click += menuPromotion_Click;
             menuClose.Click += menuClose_Click;
+            menuCheckUpdate.Click += MenuCheckUpdate_Click;
             menuBackupAndRestore.Click += MenuBackupAndRestore_Click;
 
             var IsAdministrator = true;//WindowsUtils.IsAdministrator();
@@ -156,7 +158,6 @@ namespace v2rayN.Desktop.Views
                 tabClashConnections2.Content ??= new ClashConnectionsView();
             }
             conTheme.Content ??= new ThemeSettingView();
-            conCheckUpdate.Content ??= new CheckUpdateView();
 
             RestoreUI();
             AddHelpMenuItem();
@@ -368,7 +369,13 @@ namespace v2rayN.Desktop.Views
             //ViewModel?.ScanScreenTaskAsync(result);
         }
 
-        private void MenuBackupAndRestore_Click(object sender, RoutedEventArgs e)
+        private void MenuCheckUpdate_Click(object? sender, RoutedEventArgs e)
+        {
+            _checkUpdateView ??= new CheckUpdateView();
+            DialogHost.Show(_checkUpdateView);
+        }
+
+        private void MenuBackupAndRestore_Click(object? sender, RoutedEventArgs e)
         {
             _backupAndRestoreView ??= new BackupAndRestoreView(this);
             DialogHost.Show(_backupAndRestoreView);