diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index f1e06cf0..88895362 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -83,6 +83,11 @@ jobs:
       working-directory: ./v2rayN
       run: dotnet publish ./AmazTool/AmazTool.csproj -c Release -r $RID -p:SelfContained=true -p:PublishTrimmed=true $ExtOpt -o $Output
 
+    - name: Remove Debug Symbols
+      shell: bash
+      run: |
+        find ${{ matrix.arch }} -type f -name '*.pdb' -delete
+
     - name: Upload build artifacts
       uses: actions/upload-artifact@v7.0.1
       with:
diff --git a/v2rayN/Directory.Packages.props b/v2rayN/Directory.Packages.props
index db0cd968..33f3ddff 100644
--- a/v2rayN/Directory.Packages.props
+++ b/v2rayN/Directory.Packages.props
@@ -5,14 +5,14 @@
     <CentralPackageVersionOverrideEnabled>false</CentralPackageVersionOverrideEnabled>
   </PropertyGroup>
   <ItemGroup>
-    <PackageVersion Include="Avalonia.AvaloniaEdit" Version="11.4.1" />
-    <PackageVersion Include="Avalonia.Controls.DataGrid" Version="11.3.13" />
-    <PackageVersion Include="Avalonia.Desktop" Version="11.3.18" />
-    <PackageVersion Include="Avalonia.Diagnostics" Version="11.3.18" />
+    <PackageVersion Include="Avalonia.AvaloniaEdit" Version="12.0.0" />
+    <PackageVersion Include="Avalonia.Controls.DataGrid" Version="12.1.0" />
+    <PackageVersion Include="Avalonia.Desktop" Version="12.1.0" />
+    <PackageVersion Include="AvaloniaUI.DiagnosticsSupport" Version="2.2.3" />
     <PackageVersion Include="AwesomeAssertions" Version="9.4.0" />
-    <PackageVersion Include="DialogHost.Avalonia" Version="0.11.0" />
+    <PackageVersion Include="DialogHost.Avalonia" Version="0.12.2" />
     <PackageVersion Include="IPNetwork2" Version="4.3.0" />
-    <PackageVersion Include="ReactiveUI.Avalonia" Version="11.4.13" />
+    <PackageVersion Include="ReactiveUI.Avalonia" Version="12.0.3" />
     <PackageVersion Include="CliWrap" Version="3.10.2" />
     <PackageVersion Include="Downloader" Version="5.9.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.7.0" />
@@ -22,9 +22,9 @@
     <PackageVersion Include="ReactiveUI" Version="23.2.28" />
     <PackageVersion Include="ReactiveUI.Fody" Version="19.5.41" />
     <PackageVersion Include="ReactiveUI.WPF" Version="23.2.28" />
-    <PackageVersion Include="Semi.Avalonia" Version="11.3.14" />
-    <PackageVersion Include="Semi.Avalonia.AvaloniaEdit" Version="11.2.0.2" />
-    <PackageVersion Include="Semi.Avalonia.DataGrid" Version="11.3.7.3" />
+    <PackageVersion Include="Semi.Avalonia" Version="12.1.0" />
+    <PackageVersion Include="Semi.Avalonia.AvaloniaEdit" Version="12.0.0" />
+    <PackageVersion Include="Semi.Avalonia.DataGrid" Version="12.1.0" />
     <PackageVersion Include="NLog" Version="6.1.3" />
     <PackageVersion Include="sqlite-net-e" Version="1.11.0" />
     <PackageVersion Include="Repobot.SQLite.Unofficial" Version="3.53.3" />
@@ -36,4 +36,4 @@
     <PackageVersion Include="ZXing.Net.Bindings.SkiaSharp" Version="0.16.22" />
     <PackageVersion Include="SkiaSharp.NativeAssets.Linux" Version="3.119.4" />
   </ItemGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/v2rayN/v2rayN.Desktop/App.axaml b/v2rayN/v2rayN.Desktop/App.axaml
index 21204f60..3c90d152 100644
--- a/v2rayN/v2rayN.Desktop/App.axaml
+++ b/v2rayN/v2rayN.Desktop/App.axaml
@@ -8,7 +8,7 @@
     xmlns:vms="clr-namespace:ServiceLib.ViewModels;assembly=ServiceLib"
     Name="v2rayN"
     x:DataType="vms:StatusBarViewModel"
-    RequestedThemeVariant="Default">    
+    RequestedThemeVariant="Default">
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>
diff --git a/v2rayN/v2rayN.Desktop/Program.cs b/v2rayN/v2rayN.Desktop/Program.cs
index 0ad036ec..a7d1e055 100644
--- a/v2rayN/v2rayN.Desktop/Program.cs
+++ b/v2rayN/v2rayN.Desktop/Program.cs
@@ -58,6 +58,9 @@ internal class Program
            .UsePlatformDetect()
            //.WithInterFont()
            .WithFontByDefault()
+#if DEBUG
+           .WithDeveloperTools()
+#endif
            .LogToTrace()
            .UseReactiveUI(_ => { });
 
diff --git a/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml b/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml
index 675626a7..7f970661 100644
--- a/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml
@@ -443,12 +443,12 @@
                                             x:Name="txtMinGeckoPacketSize"
                                             Width="90"
                                             Margin="{StaticResource Margin4}"
-                                            Watermark="Min" />
+                                            PlaceholderText="Min" />
                                         <TextBox
                                             x:Name="txtMaxGeckoPacketSize"
                                             Width="90"
                                             Margin="{StaticResource Margin4}"
-                                            Watermark="Max" />
+                                            PlaceholderText="Max" />
                                     </StackPanel>
                                     <TextBlock
                                         Margin="{StaticResource Margin4}"
@@ -481,7 +481,7 @@
                         Grid.Column="1"
                         Width="400"
                         Margin="{StaticResource Margin4}"
-                        Watermark="1000-2000,3000,4000" />
+                        PlaceholderText="1000-2000,3000,4000" />
                     <TextBlock
                         Grid.Row="2"
                         Grid.Column="2"
@@ -519,12 +519,12 @@
                             x:Name="txtUpMbps7"
                             Width="90"
                             Margin="{StaticResource Margin4}"
-                            Watermark="Up" />
+                            PlaceholderText="Up" />
                         <TextBox
                             x:Name="txtDownMbps7"
                             Width="90"
                             Margin="{StaticResource Margin4}"
-                            Watermark="Down" />
+                            PlaceholderText="Down" />
                     </StackPanel>
                 </Grid>
                 <Grid
@@ -633,7 +633,7 @@
                         Grid.Column="1"
                         Width="400"
                         Margin="{StaticResource Margin4}"
-                        Watermark="0, 0, 0" />
+                        PlaceholderText="0, 0, 0" />
 
                     <TextBlock
                         Grid.Row="5"
@@ -647,7 +647,7 @@
                         Grid.Column="1"
                         Width="400"
                         Margin="{StaticResource Margin4}"
-                        Watermark="Ipv4,Ipv6" />
+                        PlaceholderText="Ipv4,Ipv6" />
 
                     <TextBlock
                         Grid.Row="6"
@@ -662,7 +662,7 @@
                         Width="200"
                         Margin="{StaticResource Margin4}"
                         HorizontalAlignment="Left"
-                        Watermark="1280" />
+                        PlaceholderText="1280" />
                 </Grid>
                 <Grid
                     x:Name="gridAnytls"
diff --git a/v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml b/v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml
index 6a9b7088..f941eec4 100644
--- a/v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/ClashConnectionsView.axaml
@@ -23,7 +23,7 @@
                 Width="200"
                 VerticalContentAlignment="Center"
                 Margin="{StaticResource MarginLr8}"
-                Watermark="{x:Static resx:ResUI.ConnectionsHostFilterTitle}" />
+                PlaceholderText="{x:Static resx:ResUI.ConnectionsHostFilterTitle}" />
 
             <Button
                 x:Name="btnConnectionCloseAll"
diff --git a/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml b/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml
index b736de32..eb3813da 100644
--- a/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml
@@ -317,7 +317,7 @@
                             BorderThickness="1"
                             Classes="TextArea"
                             TextWrapping="Wrap"
-                            Watermark="{x:Static resx:ResUI.TbDNSHostsConfig}" />
+                            PlaceholderText="{x:Static resx:ResUI.TbDNSHostsConfig}" />
                     </Grid>
                 </ScrollViewer>
             </TabItem>
diff --git a/v2rayN/v2rayN.Desktop/Views/MessageBoxDialog.axaml b/v2rayN/v2rayN.Desktop/Views/MessageBoxDialog.axaml
index dae11854..a173e23b 100644
--- a/v2rayN/v2rayN.Desktop/Views/MessageBoxDialog.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/MessageBoxDialog.axaml
@@ -11,7 +11,7 @@
     CanResize="False"
     ShowInTaskbar="False"
     SizeToContent="Height"
-    SystemDecorations="Full"
+    WindowDecorations="Full"
     WindowStartupLocation="CenterOwner"
     mc:Ignorable="d">
 
diff --git a/v2rayN/v2rayN.Desktop/Views/MsgView.axaml b/v2rayN/v2rayN.Desktop/Views/MsgView.axaml
index aabe80fa..9a23bff6 100644
--- a/v2rayN/v2rayN.Desktop/Views/MsgView.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/MsgView.axaml
@@ -21,7 +21,7 @@
                 Width="200"
                 Margin="{StaticResource MarginLr8}"
                 VerticalContentAlignment="Center"
-                Watermark="{x:Static resx:ResUI.MsgFilterTitle}" />
+                PlaceholderText="{x:Static resx:ResUI.MsgFilterTitle}" />
 
             <Button
                 x:Name="btnCopy"
diff --git a/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml b/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml
index 31bdc36f..3036b755 100644
--- a/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml
@@ -279,12 +279,12 @@
                                 x:Name="txtUpMbps"
                                 Width="90"
                                 Margin="{StaticResource Margin4}"
-                                Watermark="Up" />
+                                PlaceholderText="Up" />
                             <TextBox
                                 x:Name="txtDownMbps"
                                 Width="90"
                                 Margin="{StaticResource Margin4}"
-                                Watermark="Down" />
+                                PlaceholderText="Down" />
                         </StackPanel>
 
                         <TextBlock
@@ -351,7 +351,7 @@
                                                 Width="120"
                                                 Margin="{StaticResource Margin4}"
                                                 HorizontalAlignment="Left"
-                                                Watermark="50-100" />
+                                                PlaceholderText="50-100" />
                                             <TextBlock
                                                 Grid.Row="1"
                                                 Grid.Column="2"
@@ -373,7 +373,7 @@
                                                 Width="120"
                                                 Margin="{StaticResource Margin4}"
                                                 HorizontalAlignment="Left"
-                                                Watermark="10-20" />
+                                                PlaceholderText="10-20" />
                                             <TextBlock
                                                 Grid.Row="2"
                                                 Grid.Column="2"
@@ -395,7 +395,7 @@
                                                 Width="120"
                                                 Margin="{StaticResource Margin4}"
                                                 HorizontalAlignment="Left"
-                                                Watermark="0" />
+                                                PlaceholderText="0" />
                                             <TextBlock
                                                 Grid.Row="3"
                                                 Grid.Column="2"
@@ -461,7 +461,7 @@
                             Grid.Column="1"
                             Width="200"
                             Margin="{StaticResource Margin4}"
-                            Watermark="0.0.0.0" />
+                            PlaceholderText="0.0.0.0" />
                         <TextBlock
                             Grid.Row="23"
                             Grid.Column="2"
@@ -865,7 +865,7 @@
                                 HorizontalAlignment="Left"
                                 VerticalAlignment="Center"
                                 TextWrapping="Wrap"
-                                Watermark="proxy_set.sh" />
+                                PlaceholderText="proxy_set.sh" />
                             <Button
                                 x:Name="btnBrowseCustomSystemProxyScriptPath"
                                 Margin="{StaticResource Margin4}"
@@ -910,7 +910,7 @@
                                 HorizontalAlignment="Left"
                                 VerticalAlignment="Center"
                                 TextWrapping="Wrap"
-                                Watermark="pac.txt" />
+                                PlaceholderText="pac.txt" />
                             <Button
                                 x:Name="btnBrowseCustomSystemProxyPacPath"
                                 Margin="{StaticResource Margin4}"
diff --git a/v2rayN/v2rayN.Desktop/Views/ProfilesSelectWindow.axaml b/v2rayN/v2rayN.Desktop/Views/ProfilesSelectWindow.axaml
index 2dd44b54..29e0d41d 100644
--- a/v2rayN/v2rayN.Desktop/Views/ProfilesSelectWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/ProfilesSelectWindow.axaml
@@ -65,7 +65,7 @@
                         Margin="8,0"
                         VerticalContentAlignment="Center"
                         Text="{Binding ServerFilter, Mode=TwoWay}"
-                        Watermark="{x:Static resx:ResUI.MsgServerTitle}" />
+                        PlaceholderText="{x:Static resx:ResUI.MsgServerTitle}" />
                 </WrapPanel>
 
                 <!--  Profiles grid  -->
diff --git a/v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml b/v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml
index 598ee3ec..31ea8cd5 100644
--- a/v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/ProfilesView.axaml
@@ -63,7 +63,7 @@
                     Width="200"
                     Margin="{StaticResource MarginLr4}"
                     VerticalContentAlignment="Center"
-                    Watermark="{x:Static resx:ResUI.MsgServerTitle}" />
+                    PlaceholderText="{x:Static resx:ResUI.MsgServerTitle}" />
 
                 <Button
                     x:Name="btnAutofitColumnWidth"
diff --git a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
index 79216921..3a069d7c 100644
--- a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
+++ b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml
@@ -68,7 +68,7 @@
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     TextWrapping="Wrap"
-                    Watermark="{x:Static resx:ResUI.SubUrlTips}" />
+                    PlaceholderText="{x:Static resx:ResUI.SubUrlTips}" />
                 <Button
                     Grid.Row="2"
                     Grid.Column="2"
@@ -99,7 +99,7 @@
                                     Classes="TextArea"
                                     MinLines="4"
                                     TextWrapping="Wrap"
-                                    Watermark="{x:Static resx:ResUI.SubUrlTips}" />
+                                    PlaceholderText="{x:Static resx:ResUI.SubUrlTips}" />
                             </StackPanel>
                         </Flyout>
                     </Button.Flyout>
@@ -128,7 +128,7 @@
                         Margin="{StaticResource Margin4}"
                         VerticalAlignment="Center"
                         DockPanel.Dock="Right"
-                        Watermark="{x:Static resx:ResUI.SubUrlTips}" />
+                        PlaceholderText="{x:Static resx:ResUI.SubUrlTips}" />
 
                     <TextBlock
                         Margin="{StaticResource Margin4}"
@@ -149,7 +149,7 @@
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
-                    Watermark="{x:Static resx:ResUI.SubUrlTips}" />
+                    PlaceholderText="{x:Static resx:ResUI.SubUrlTips}" />
 
                 <TextBlock
                     Grid.Row="6"
@@ -178,7 +178,7 @@
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
                     TextWrapping="Wrap"
-                    Watermark="{x:Static resx:ResUI.SubUrlTips}" />
+                    PlaceholderText="{x:Static resx:ResUI.SubUrlTips}" />
 
                 <TextBlock
                     Grid.Row="8"
@@ -206,7 +206,7 @@
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
-                    Watermark="{x:Static resx:ResUI.LvPrevProfileTip}" />
+                    PlaceholderText="{x:Static resx:ResUI.LvPrevProfileTip}" />
                 <Button
                     Grid.Row="9"
                     Grid.Column="2"
@@ -226,7 +226,7 @@
                     Grid.Column="1"
                     Margin="{StaticResource Margin4}"
                     VerticalAlignment="Center"
-                    Watermark="{x:Static resx:ResUI.LvPrevProfileTip}" />
+                    PlaceholderText="{x:Static resx:ResUI.LvPrevProfileTip}" />
                 <Button
                     Grid.Row="10"
                     Grid.Column="2"
@@ -248,7 +248,7 @@
                     Margin="{StaticResource Margin4}"
                     HorizontalAlignment="Left"
                     ToolTip.Tip="{x:Static resx:ResUI.TipPreSocksPort}"
-                    Watermark="{x:Static resx:ResUI.TipPreSocksPort}" />
+                    PlaceholderText="{x:Static resx:ResUI.TipPreSocksPort}" />
 
                 <TextBlock
                     Grid.Row="12"
diff --git a/v2rayN/v2rayN.Desktop/v2rayN.Desktop.csproj b/v2rayN/v2rayN.Desktop/v2rayN.Desktop.csproj
index fd3aa5c8..753dbc35 100644
--- a/v2rayN/v2rayN.Desktop/v2rayN.Desktop.csproj
+++ b/v2rayN/v2rayN.Desktop/v2rayN.Desktop.csproj
@@ -16,7 +16,7 @@
 			<TreatAsUsed>true</TreatAsUsed>
 		</PackageReference>
 		<PackageReference Include="Avalonia.Desktop" />
-		<PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" />
+		<PackageReference Condition="'$(Configuration)' == 'Debug'" Include="AvaloniaUI.DiagnosticsSupport" />
 		<PackageReference Include="DialogHost.Avalonia" />
 		<PackageReference Include="ReactiveUI.Avalonia" />
 		<PackageReference Include="Semi.Avalonia" />