diff --git a/DownKyi/App.axaml.cs b/DownKyi/App.axaml.cs
index d6482ca..f5b692c 100644
--- a/DownKyi/App.axaml.cs
+++ b/DownKyi/App.axaml.cs
@@ -38,25 +38,20 @@ public partial class App : PrismApplication
     public static ObservableCollection<DownloadedItem>? DownloadedList { get; set; }
     public new static App Current => (App)Application.Current!;
     public new MainWindow MainWindow => Container.Resolve<MainWindow>();
-    private IClassicDesktopStyleApplicationLifetime _appLife;
+    public IClassicDesktopStyleApplicationLifetime? AppLife;
 
     // 下载服务
     private IDownloadService? _downloadService;
 
-    public static AppBuilder BuildAvaloniaApp() =>
-        AppBuilder
-            .Configure<App>()
-            .UsePlatformDetect();
-
     public override void Initialize()
     {
         AvaloniaXamlLoader.Load(this);
         if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
         {
             desktop.Exit += OnExit!;
-            _appLife = desktop;
+            AppLife = desktop;
         }
-
+        
         base.Initialize();
     }
 
@@ -209,7 +204,7 @@ public partial class App : PrismApplication
                 _downloadService = new AriaDownloadService(DownloadingList, DownloadedList, (IDialogService)Container.GetContainer().GetService(typeof(IDialogService)));
                 break;
             case Downloader.CUSTOM_ARIA:
-                // downloadService = new CustomAriaDownloadService(DownloadingList, DownloadedList, (IDialogService)Container.GetContainer().GetService(typeof(IDialogService)));
+                _downloadService = new CustomAriaDownloadService(DownloadingList, DownloadedList, (IDialogService)Container.GetContainer().GetService(typeof(IDialogService)));
                 break;
         }
 
@@ -219,7 +214,6 @@ public partial class App : PrismApplication
             _downloadService?.Start();
         }
 
-
         return Container.Resolve<MainWindow>();
     }
 
@@ -278,6 +272,6 @@ public partial class App : PrismApplication
 
     private void NativeMenuItem_OnClick(object? sender, EventArgs e)
     {
-        _appLife.Shutdown();
+        AppLife?.Shutdown();
     }
 }
\ No newline at end of file
diff --git a/DownKyi/ViewModels/MainWindowViewModel.cs b/DownKyi/ViewModels/MainWindowViewModel.cs
index 7fa75cd..7944324 100644
--- a/DownKyi/ViewModels/MainWindowViewModel.cs
+++ b/DownKyi/ViewModels/MainWindowViewModel.cs
@@ -45,7 +45,7 @@ public class MainWindowViewModel : BindableBase
         set => SetProperty(ref _message, value);
     }
 
-    private DelegateCommand? LoadedCommand { get; }
+    public DelegateCommand? LoadedCommand { get; }
     public DelegateCommand<PointerPressedEventArgs> DragMoveCommand { get; private set; }
 
     private DelegateCommand? _closingCommand;
@@ -144,9 +144,6 @@ public class MainWindowViewModel : BindableBase
                 // ignored
             }
         });
-
-
-        Dispatcher.UIThread.InvokeAsync(() => { LoadedCommand.Execute(); });
     }
 
     #region 剪贴板
diff --git a/DownKyi/Views/Dialogs/ViewDownloadSetter.axaml b/DownKyi/Views/Dialogs/ViewDownloadSetter.axaml
index 6c6f280..d4e15e3 100644
--- a/DownKyi/Views/Dialogs/ViewDownloadSetter.axaml
+++ b/DownKyi/Views/Dialogs/ViewDownloadSetter.axaml
@@ -90,7 +90,6 @@
                     <ComboBox
                         Grid.Row="0"
                         Grid.Column="1"
-                        Height="25"
                         Margin="10,0"
                         VerticalAlignment="Center"
                         VerticalContentAlignment="Center"
diff --git a/DownKyi/Views/MainWindow.axaml b/DownKyi/Views/MainWindow.axaml
index 7a8fdd9..003b1eb 100644
--- a/DownKyi/Views/MainWindow.axaml
+++ b/DownKyi/Views/MainWindow.axaml
@@ -19,6 +19,9 @@
         <ia:EventTriggerBehavior EventName="Closing">
             <ia:InvokeCommandAction Command="{Binding ClosingCommand}" />
         </ia:EventTriggerBehavior>
+        <ia:EventTriggerBehavior EventName="Opened">
+            <ia:InvokeCommandAction Command="{Binding LoadedCommand}" />
+        </ia:EventTriggerBehavior>
     </i:Interaction.Behaviors>
     <Grid Background="{DynamicResource BrushBackground}" RowDefinitions="*">
         <ContentControl prism:RegionManager.RegionName="ContentRegion" />
diff --git a/DownKyi/Views/Settings/ViewDanmaku.axaml b/DownKyi/Views/Settings/ViewDanmaku.axaml
index 09a6977..a79f325 100644
--- a/DownKyi/Views/Settings/ViewDanmaku.axaml
+++ b/DownKyi/Views/Settings/ViewDanmaku.axaml
@@ -62,7 +62,6 @@
                 <TextBox
                     Name="NameScreenWidth"
                     Width="95"
-                    Height="25"
                     VerticalContentAlignment="Center"
                     Text="{Binding ScreenWidth, Mode=TwoWay}">
                     <i:Interaction.Behaviors>
@@ -82,7 +81,6 @@
                 <TextBox
                     Name="NameScreenHeight"
                     Width="95"
-                    Height="25"
                     VerticalContentAlignment="Center"
                     Text="{Binding ScreenHeight, Mode=TwoWay}">
                     <i:Interaction.Behaviors>
@@ -127,7 +125,6 @@
                 <TextBox
                     x:Name="NameFontSize"
                     Width="200"
-                    Height="25"
                     VerticalContentAlignment="Center"
                     Text="{Binding FontSize}">
                     <i:Interaction.Behaviors>
@@ -150,7 +147,6 @@
                 <TextBox
                     Name="NameLineCount"
                     Width="200"
-                    Height="25"
                     VerticalContentAlignment="Center"
                     Text="{Binding LineCount}">
                     <i:Interaction.Behaviors>
diff --git a/DownKyi/Views/Settings/ViewNetwork.axaml b/DownKyi/Views/Settings/ViewNetwork.axaml
index fd40baf..ff08977 100644
--- a/DownKyi/Views/Settings/ViewNetwork.axaml
+++ b/DownKyi/Views/Settings/ViewNetwork.axaml
@@ -35,7 +35,6 @@
 
             <TextBox
                 Name="NameUserAgent"
-                Height="25"
                 Margin="0,10,0,0"
                 HorizontalAlignment="Stretch"
                 Text="{Binding UserAgent}">
diff --git a/DownKyi/Views/Toolbox/ViewBiliHelper.axaml b/DownKyi/Views/Toolbox/ViewBiliHelper.axaml
index 8c2daf9..d4f20ab 100644
--- a/DownKyi/Views/Toolbox/ViewBiliHelper.axaml
+++ b/DownKyi/Views/Toolbox/ViewBiliHelper.axaml
@@ -30,7 +30,6 @@
                             <TextBox
                                 x:Name="NameAvid"
                                 Width="150"
-                                Height="25"
                                 Margin="10"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding Avid, Mode=TwoWay}">
@@ -52,7 +51,6 @@
                             <TextBox
                                 x:Name="NameBvid"
                                 Width="150"
-                                Height="25"
                                 Margin="10"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding Bvid, Mode=TwoWay}">
@@ -95,7 +93,6 @@
                         <TextBox
                             Name="NameUserId"
                             Width="150"
-                            Height="25"
                             Margin="10"
                             VerticalContentAlignment="Center"
                             Text="{Binding DanmakuUserId, Mode=TwoWay}" />
diff --git a/DownKyi/Views/Toolbox/ViewDelogo.axaml b/DownKyi/Views/Toolbox/ViewDelogo.axaml
index 6f663c9..d32fbcd 100644
--- a/DownKyi/Views/Toolbox/ViewDelogo.axaml
+++ b/DownKyi/Views/Toolbox/ViewDelogo.axaml
@@ -24,7 +24,6 @@
                     <TextBlock VerticalAlignment="Center" Text="{DynamicResource VideoFilePath}" />
                     <TextBox
                         Width="300"
-                        Height="25"
                         Margin="0,10,10,10"
                         VerticalContentAlignment="Center"
                         IsReadOnly="True"
@@ -50,14 +49,12 @@
                             <TextBlock VerticalAlignment="Center" Text="{DynamicResource LogoWidth}" />
                             <TextBox
                                 Width="50"
-                                Height="25"
                                 Margin="0,0,20,0"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding LogoWidth, Mode=TwoWay}" />
                             <TextBlock VerticalAlignment="Center" Text="{DynamicResource LogoHeight}" />
                             <TextBox
                                 Width="50"
-                                Height="25"
                                 Margin="0,0,20,0"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding LogoHeight, Mode=TwoWay}" />
@@ -65,14 +62,12 @@
                             <TextBlock VerticalAlignment="Center" Text="{DynamicResource LogoX}" />
                             <TextBox
                                 Width="50"
-                                Height="25"
                                 Margin="0,0,20,0"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding LogoX, Mode=TwoWay}" />
                             <TextBlock VerticalAlignment="Center" Text="{DynamicResource LogoY}" />
                             <TextBox
                                 Width="50"
-                                Height="25"
                                 Margin="0,0,20,0"
                                 VerticalContentAlignment="Center"
                                 Text="{Binding LogoY, Mode=TwoWay}" />
@@ -94,11 +89,7 @@
                 Grid.Row="1"
                 Margin="0,20"
                 HorizontalAlignment="Stretch"
-                VerticalAlignment="Stretch">
-                <Grid.RowDefinitions>
-                    <RowDefinition Height="20" />
-                    <RowDefinition />
-                </Grid.RowDefinitions>
+                VerticalAlignment="Stretch" RowDefinitions="20,*">
                 <TextBlock
                     Grid.Row="0"
                     VerticalAlignment="Bottom"
diff --git a/DownKyi/Views/ViewVideoDetail.axaml b/DownKyi/Views/ViewVideoDetail.axaml
index f0f467a..cd6fdb7 100644
--- a/DownKyi/Views/ViewVideoDetail.axaml
+++ b/DownKyi/Views/ViewVideoDetail.axaml
@@ -446,7 +446,6 @@
                     <TextBox
                         Grid.Column="3"
                         Width="200"
-                        Height="25"
                         Margin="48,0,0,0"
                         HorizontalAlignment="Left"
                         VerticalAlignment="Top"