diff --git a/v2rayN/v2rayN.Desktop/GlobalUsings.cs b/v2rayN/v2rayN.Desktop/GlobalUsings.cs
index 6a2f1d3b..e7499b01 100644
--- a/v2rayN/v2rayN.Desktop/GlobalUsings.cs
+++ b/v2rayN/v2rayN.Desktop/GlobalUsings.cs
@@ -17,13 +17,13 @@ global using Avalonia.Markup.Xaml;
 global using Avalonia.Media;
 global using Avalonia.Media.Imaging;
 global using Avalonia.Platform;
-global using ReactiveUI.Avalonia;
 global using Avalonia.Styling;
 global using Avalonia.Threading;
-global using ReactiveUI;
-global using ReactiveUI.Fody.Helpers;
 global using DynamicData;
 global using MsBox.Avalonia.Enums;
+global using ReactiveUI;
+global using ReactiveUI.Avalonia;
+global using ReactiveUI.Fody.Helpers;
 global using ServiceLib;
 global using ServiceLib.Base;
 global using ServiceLib.Common;
diff --git a/v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml.cs
index 0430a57c..a75f0e43 100644
--- a/v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/AddGroupServerWindow.axaml.cs
@@ -13,8 +13,8 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
     {
         InitializeComponent();
 
-        this.Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        Loaded += Window_Loaded;
+        btnCancel.Click += (s, e) => Close();
         lstChild.SelectionChanged += LstChild_SelectionChanged;
 
         ViewModel = new AddGroupServerViewModel(profileItem, UpdateViewHandler);
@@ -32,11 +32,11 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
         switch (profileItem.ConfigType)
         {
             case EConfigType.PolicyGroup:
-                this.Title = ResUI.TbConfigTypePolicyGroup;
+                Title = ResUI.TbConfigTypePolicyGroup;
                 break;
 
             case EConfigType.ProxyChain:
-                this.Title = ResUI.TbConfigTypeProxyChain;
+                Title = ResUI.TbConfigTypeProxyChain;
                 gridPolicyGroup.IsVisible = false;
                 break;
         }
@@ -64,7 +64,7 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
         menuSelectAllChild.Click += (s, e) => lstChild.SelectAll();
 
         // Keyboard shortcuts when focus is within grid
-        this.AddHandler(KeyDownEvent, AddGroupServerWindow_KeyDown, RoutingStrategies.Tunnel);
+        AddHandler(KeyDownEvent, AddGroupServerWindow_KeyDown, RoutingStrategies.Tunnel);
         lstChild.LoadingRow += LstChild_LoadingRow;
     }
 
@@ -78,7 +78,7 @@ public partial class AddGroupServerWindow : WindowBase<AddGroupServerViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/AddServer2Window.axaml.cs b/v2rayN/v2rayN.Desktop/Views/AddServer2Window.axaml.cs
index 2e6731b7..f1624a6b 100644
--- a/v2rayN/v2rayN.Desktop/Views/AddServer2Window.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/AddServer2Window.axaml.cs
@@ -14,8 +14,8 @@ public partial class AddServer2Window : WindowBase<AddServer2ViewModel>
     {
         InitializeComponent();
 
-        this.Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        Loaded += Window_Loaded;
+        btnCancel.Click += (s, e) => Close();
         ViewModel = new AddServer2ViewModel(profileItem, UpdateViewHandler);
 
         cmbCoreType.ItemsSource = Utils.GetEnumNames<ECoreType>().Where(t => t != ECoreType.v2rayN.ToString()).ToList().AppendEmpty();
@@ -39,7 +39,7 @@ public partial class AddServer2Window : WindowBase<AddServer2ViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
 
             case EViewAction.BrowseServer:
diff --git a/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml.cs
index 255ace75..5acf6915 100644
--- a/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/AddServerWindow.axaml.cs
@@ -13,8 +13,8 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
     {
         InitializeComponent();
 
-        this.Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        Loaded += Window_Loaded;
+        btnCancel.Click += (s, e) => Close();
         cmbNetwork.SelectionChanged += CmbNetwork_SelectionChanged;
         cmbStreamSecurity.SelectionChanged += CmbStreamSecurity_SelectionChanged;
         btnGUID.Click += btnGUID_Click;
@@ -196,7 +196,7 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
             this.BindCommand(ViewModel, vm => vm.SaveCmd, v => v.btnSave).DisposeWith(disposables);
         });
 
-        this.Title = $"{profileItem.ConfigType}";
+        Title = $"{profileItem.ConfigType}";
     }
 
     private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
@@ -204,7 +204,7 @@ public partial class AddServerWindow : WindowBase<AddServerViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/ClashProxiesView.axaml.cs b/v2rayN/v2rayN.Desktop/Views/ClashProxiesView.axaml.cs
index 9a86846b..42068af4 100644
--- a/v2rayN/v2rayN.Desktop/Views/ClashProxiesView.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/ClashProxiesView.axaml.cs
@@ -7,7 +7,7 @@ public partial class ClashProxiesView : ReactiveUserControl<ClashProxiesViewMode
         InitializeComponent();
         ViewModel = new ClashProxiesViewModel(UpdateViewHandler);
         lstProxyDetails.DoubleTapped += LstProxyDetails_DoubleTapped;
-        this.KeyDown += ClashProxiesView_KeyDown;
+        KeyDown += ClashProxiesView_KeyDown;
 
         this.WhenActivated(disposables =>
         {
diff --git a/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs
index a37f2c14..e673a025 100644
--- a/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/DNSSettingWindow.axaml.cs
@@ -12,7 +12,7 @@ public partial class DNSSettingWindow : WindowBase<DNSSettingViewModel>
 
         _config = AppManager.Instance.Config;
         Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        btnCancel.Click += (s, e) => Close();
         ViewModel = new DNSSettingViewModel(UpdateViewHandler);
 
         cmbRayFreedomDNSStrategy.ItemsSource = Global.DomainStrategy4Freedoms;
@@ -77,7 +77,7 @@ public partial class DNSSettingWindow : WindowBase<DNSSettingViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/FullConfigTemplateWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/FullConfigTemplateWindow.axaml.cs
index 1a8d5061..bfe0c2c5 100644
--- a/v2rayN/v2rayN.Desktop/Views/FullConfigTemplateWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/FullConfigTemplateWindow.axaml.cs
@@ -12,7 +12,7 @@ public partial class FullConfigTemplateWindow : WindowBase<FullConfigTemplateVie
 
         _config = AppManager.Instance.Config;
         Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        btnCancel.Click += (s, e) => Close();
         ViewModel = new FullConfigTemplateViewModel(UpdateViewHandler);
 
         this.WhenActivated(disposables =>
@@ -36,7 +36,7 @@ public partial class FullConfigTemplateWindow : WindowBase<FullConfigTemplateVie
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/GlobalHotkeySettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/GlobalHotkeySettingWindow.axaml.cs
index 9b332695..599eba7e 100644
--- a/v2rayN/v2rayN.Desktop/Views/GlobalHotkeySettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/GlobalHotkeySettingWindow.axaml.cs
@@ -17,8 +17,8 @@ public partial class GlobalHotkeySettingWindow : WindowBase<GlobalHotkeySettingV
 
         HotkeyManager.Instance.IsPause = true;
         Loaded += Window_Loaded;
-        this.Closing += (s, e) => HotkeyManager.Instance.IsPause = false;
-        btnCancel.Click += (s, e) => this.Close();
+        Closing += (s, e) => HotkeyManager.Instance.IsPause = false;
+        btnCancel.Click += (s, e) => Close();
 
         this.WhenActivated(disposables =>
         {
@@ -34,7 +34,7 @@ public partial class GlobalHotkeySettingWindow : WindowBase<GlobalHotkeySettingV
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
index e88db5d1..f0d3d3a5 100644
--- a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
@@ -21,7 +21,7 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
         _config = AppManager.Instance.Config;
         _manager = new WindowNotificationManager(TopLevel.GetTopLevel(this)) { MaxItems = 3, Position = NotificationPosition.TopRight };
 
-        this.KeyDown += MainWindow_KeyDown;
+        KeyDown += MainWindow_KeyDown;
         menuSettingsSetUWP.Click += menuSettingsSetUWP_Click;
         menuPromotion.Click += menuPromotion_Click;
         menuCheckUpdate.Click += MenuCheckUpdate_Click;
@@ -153,14 +153,14 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
 
         if (Utils.IsWindows())
         {
-            this.Title = $"{Utils.GetVersion()} - {(Utils.IsAdministrator() ? ResUI.RunAsAdmin : ResUI.NotRunAsAdmin)}";
+            Title = $"{Utils.GetVersion()} - {(Utils.IsAdministrator() ? ResUI.RunAsAdmin : ResUI.NotRunAsAdmin)}";
 
             ThreadPool.RegisterWaitForSingleObject(Program.ProgramStarted, OnProgramStarted, null, -1, false);
             HotkeyManager.Instance.Init(_config, OnHotkeyHandler);
         }
         else
         {
-            this.Title = $"{Utils.GetVersion()}";
+            Title = $"{Utils.GetVersion()}";
 
             menuRebootAsAdmin.IsVisible = false;
             menuSettingsSetUWP.IsVisible = false;
@@ -170,7 +170,7 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
 
         if (_config.UiItem.AutoHideStartup && Utils.IsWindows())
         {
-            this.WindowState = WindowState.Minimized;
+            WindowState = WindowState.Minimized;
         }
 
         AddHelpMenuItem();
@@ -407,27 +407,27 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
                     : !_config.UiItem.ShowInTaskbar);
         if (bl)
         {
-            this.Show();
-            if (this.WindowState == WindowState.Minimized)
+            Show();
+            if (WindowState == WindowState.Minimized)
             {
-                this.WindowState = WindowState.Normal;
+                WindowState = WindowState.Normal;
             }
-            this.Activate();
-            this.Focus();
+            Activate();
+            Focus();
         }
         else
         {
             if (Utils.IsLinux() && _config.UiItem.Hide2TrayWhenClose == false)
             {
-                this.WindowState = WindowState.Minimized;
+                WindowState = WindowState.Minimized;
                 return;
             }
 
-            foreach (var ownedWindow in this.OwnedWindows)
+            foreach (var ownedWindow in OwnedWindows)
             {
                 ownedWindow.Close();
             }
-            this.Hide();
+            Hide();
         }
 
         _config.UiItem.ShowInTaskbar = bl;
diff --git a/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs
index bfebcddd..dd918007 100644
--- a/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/OptionSettingWindow.axaml.cs
@@ -11,7 +11,7 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
         InitializeComponent();
 
         Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        btnCancel.Click += (s, e) => Close();
         _config = AppManager.Instance.Config;
 
         ViewModel = new OptionSettingViewModel(UpdateViewHandler);
@@ -153,7 +153,7 @@ public partial class OptionSettingWindow : WindowBase<OptionSettingViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
 
             case EViewAction.InitSettingFont:
diff --git a/v2rayN/v2rayN.Desktop/Views/RoutingRuleDetailsWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/RoutingRuleDetailsWindow.axaml.cs
index 6c3f663d..e2979244 100644
--- a/v2rayN/v2rayN.Desktop/Views/RoutingRuleDetailsWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/RoutingRuleDetailsWindow.axaml.cs
@@ -13,8 +13,8 @@ public partial class RoutingRuleDetailsWindow : WindowBase<RoutingRuleDetailsVie
     {
         InitializeComponent();
 
-        this.Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        Loaded += Window_Loaded;
+        btnCancel.Click += (s, e) => Close();
         clbProtocol.SelectionChanged += ClbProtocol_SelectionChanged;
         clbInboundTag.SelectionChanged += ClbInboundTag_SelectionChanged;
 
@@ -61,7 +61,7 @@ public partial class RoutingRuleDetailsWindow : WindowBase<RoutingRuleDetailsVie
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/RoutingRuleSettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/RoutingRuleSettingWindow.axaml.cs
index 80a13d5a..87e78de1 100644
--- a/v2rayN/v2rayN.Desktop/Views/RoutingRuleSettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/RoutingRuleSettingWindow.axaml.cs
@@ -14,9 +14,9 @@ public partial class RoutingRuleSettingWindow : WindowBase<RoutingRuleSettingVie
     {
         InitializeComponent();
 
-        this.Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
-        this.KeyDown += RoutingRuleSettingWindow_KeyDown;
+        Loaded += Window_Loaded;
+        btnCancel.Click += (s, e) => Close();
+        KeyDown += RoutingRuleSettingWindow_KeyDown;
         lstRules.SelectionChanged += lstRules_SelectionChanged;
         lstRules.DoubleTapped += LstRules_DoubleTapped;
         menuRuleSelectAll.Click += menuRuleSelectAll_Click;
@@ -64,7 +64,7 @@ public partial class RoutingRuleSettingWindow : WindowBase<RoutingRuleSettingVie
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
 
             case EViewAction.ShowYesNo:
diff --git a/v2rayN/v2rayN.Desktop/Views/RoutingSettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/RoutingSettingWindow.axaml.cs
index 582bdeee..80144750 100644
--- a/v2rayN/v2rayN.Desktop/Views/RoutingSettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/RoutingSettingWindow.axaml.cs
@@ -12,9 +12,9 @@ public partial class RoutingSettingWindow : WindowBase<RoutingSettingViewModel>
         InitializeComponent();
 
         Loaded += Window_Loaded;
-        this.Closing += RoutingSettingWindow_Closing;
-        btnCancel.Click += (s, e) => this.Close();
-        this.KeyDown += RoutingSettingWindow_KeyDown;
+        Closing += RoutingSettingWindow_Closing;
+        btnCancel.Click += (s, e) => Close();
+        KeyDown += RoutingSettingWindow_KeyDown;
         lstRoutings.SelectionChanged += lstRoutings_SelectionChanged;
         lstRoutings.DoubleTapped += LstRoutings_DoubleTapped;
         menuRoutingAdvancedSelectAll.Click += menuRoutingAdvancedSelectAll_Click;
@@ -48,7 +48,7 @@ public partial class RoutingSettingWindow : WindowBase<RoutingSettingViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
 
             case EViewAction.ShowYesNo:
@@ -116,7 +116,7 @@ public partial class RoutingSettingWindow : WindowBase<RoutingSettingViewModel>
     private void btnCancel_Click(object? sender, RoutedEventArgs e)
     {
         _manualClose = true;
-        this.Close(ViewModel?.IsModified);
+        Close(ViewModel?.IsModified);
     }
 
     private void RoutingSettingWindow_Closing(object? sender, WindowClosingEventArgs e)
diff --git a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
index a25dcd28..9d749ba8 100644
--- a/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/SubEditWindow.axaml.cs
@@ -14,7 +14,7 @@ public partial class SubEditWindow : WindowBase<SubEditViewModel>
         InitializeComponent();
 
         Loaded += Window_Loaded;
-        btnCancel.Click += (s, e) => this.Close();
+        btnCancel.Click += (s, e) => Close();
 
         ViewModel = new SubEditViewModel(subItem, UpdateViewHandler);
 
@@ -45,7 +45,7 @@ public partial class SubEditWindow : WindowBase<SubEditViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close(true);
+                Close(true);
                 break;
         }
         return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN.Desktop/Views/SubSettingWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/SubSettingWindow.axaml.cs
index cf0f5d75..970f5c5b 100644
--- a/v2rayN/v2rayN.Desktop/Views/SubSettingWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/SubSettingWindow.axaml.cs
@@ -14,8 +14,8 @@ public partial class SubSettingWindow : WindowBase<SubSettingViewModel>
 
         menuClose.Click += menuClose_Click;
         Loaded += Window_Loaded;
-        this.Closing += SubSettingWindow_Closing;
-        this.KeyDown += SubSettingWindow_KeyDown;
+        Closing += SubSettingWindow_Closing;
+        KeyDown += SubSettingWindow_KeyDown;
         ViewModel = new SubSettingViewModel(UpdateViewHandler);
         lstSubscription.DoubleTapped += LstSubscription_DoubleTapped;
         lstSubscription.SelectionChanged += LstSubscription_SelectionChanged;
@@ -37,7 +37,7 @@ public partial class SubSettingWindow : WindowBase<SubSettingViewModel>
         switch (action)
         {
             case EViewAction.CloseWindow:
-                this.Close();
+                Close();
                 break;
 
             case EViewAction.ShowYesNo:
@@ -89,7 +89,7 @@ public partial class SubSettingWindow : WindowBase<SubSettingViewModel>
     private void menuClose_Click(object? sender, RoutedEventArgs e)
     {
         _manualClose = true;
-        this.Close(ViewModel?.IsModified);
+        Close(ViewModel?.IsModified);
     }
 
     private void SubSettingWindow_Closing(object? sender, WindowClosingEventArgs e)
diff --git a/v2rayN/v2rayN.Desktop/Views/SudoPasswordInputView.axaml.cs b/v2rayN/v2rayN.Desktop/Views/SudoPasswordInputView.axaml.cs
index cb5182eb..6373c683 100644
--- a/v2rayN/v2rayN.Desktop/Views/SudoPasswordInputView.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/SudoPasswordInputView.axaml.cs
@@ -9,7 +9,7 @@ public partial class SudoPasswordInputView : UserControl
     {
         InitializeComponent();
 
-        this.Loaded += (s, e) => txtPassword.Focus();
+        Loaded += (s, e) => txtPassword.Focus();
 
         btnSave.Click += async (_, _) => await SavePasswordAsync();