diff --git a/v2rayN/ServiceLib/Common/FileManager.cs b/v2rayN/ServiceLib/Common/FileManager.cs
index ee0eaa98e3..95a17adb3d 100644
--- a/v2rayN/ServiceLib/Common/FileManager.cs
+++ b/v2rayN/ServiceLib/Common/FileManager.cs
@@ -115,6 +115,5 @@ public static bool CreateFromDirectory(string sourceDirectoryName, string destin
             }
             return true;
         }
-    
     }
 }
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/Enums/EViewAction.cs b/v2rayN/ServiceLib/Enums/EViewAction.cs
index acacbd6a47..d62943c616 100644
--- a/v2rayN/ServiceLib/Enums/EViewAction.cs
+++ b/v2rayN/ServiceLib/Enums/EViewAction.cs
@@ -39,7 +39,7 @@ public enum EViewAction
         DispatcherRefreshServersBiz,
         DispatcherRefreshIcon,
         DispatcherCheckUpdate,
-        DispatcherCheckUpdateFinished, 
+        DispatcherCheckUpdateFinished,
         DispatcherShowMsg,
     }
 }
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/Handler/LazyConfig.cs b/v2rayN/ServiceLib/Handler/LazyConfig.cs
index 2fba1116a5..55b7be8893 100644
--- a/v2rayN/ServiceLib/Handler/LazyConfig.cs
+++ b/v2rayN/ServiceLib/Handler/LazyConfig.cs
@@ -1,6 +1,4 @@
-using System.Runtime.InteropServices;
-
-namespace ServiceLib.Handler
+namespace ServiceLib.Handler
 {
     public sealed class LazyConfig
     {
diff --git a/v2rayN/ServiceLib/Models/CheckUpdateItem.cs b/v2rayN/ServiceLib/Models/CheckUpdateItem.cs
index d3886d41bc..9d21e20ef0 100644
--- a/v2rayN/ServiceLib/Models/CheckUpdateItem.cs
+++ b/v2rayN/ServiceLib/Models/CheckUpdateItem.cs
@@ -1,10 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace ServiceLib.Models
+namespace ServiceLib.Models
 {
     public class CheckUpdateItem
     {
@@ -14,4 +8,4 @@ public class CheckUpdateItem
         public string? fileName { get; set; }
         public bool? isFinished { get; set; }
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/ServiceLib/ViewModels/AddServer2ViewModel.cs b/v2rayN/ServiceLib/ViewModels/AddServer2ViewModel.cs
index 46f604b159..f2911c9a09 100644
--- a/v2rayN/ServiceLib/ViewModels/AddServer2ViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/AddServer2ViewModel.cs
@@ -9,6 +9,7 @@ public class AddServer2ViewModel : MyReactiveObject
     {
         [Reactive]
         public ProfileItem SelectedSource { get; set; }
+
         [Reactive]
         public string? CoreType { get; set; }
 
diff --git a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
index 53e6c43882..e638410646 100644
--- a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
@@ -2,7 +2,6 @@
 using ReactiveUI.Fody.Helpers;
 using Splat;
 using System.Collections.Concurrent;
-using System.Diagnostics;
 using System.Text.RegularExpressions;
 
 namespace ServiceLib.ViewModels
diff --git a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
index a14c92e836..c35b7979bb 100644
--- a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
@@ -279,6 +279,7 @@ private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
                     var clipboardData = await AvaUtils.GetClipboardData(this);
                     ViewModel?.AddServerViaClipboardAsync(clipboardData);
                     break;
+
                 case EViewAction.AdjustMainLvColWidth:
                     Dispatcher.UIThread.Post(() =>
                        Locator.Current.GetService<ProfilesViewModel>()?.AutofitColumnWidthAsync(),
diff --git a/v2rayN/v2rayN/App.xaml b/v2rayN/v2rayN/App.xaml
index 04a602cb6f..3b7aefeec9 100644
--- a/v2rayN/v2rayN/App.xaml
+++ b/v2rayN/v2rayN/App.xaml
@@ -1,9 +1,9 @@
 <Application
     x:Class="v2rayN.App"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:conv="clr-namespace:v2rayN.Converters"
-    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     ShutdownMode="OnExplicitShutdown"
     StartupUri="Views/MainWindow.xaml">
     <Application.Resources>
diff --git a/v2rayN/v2rayN/Views/CheckUpdateView.xaml b/v2rayN/v2rayN/Views/CheckUpdateView.xaml
index e20138a3a5..fcd11a524f 100644
--- a/v2rayN/v2rayN/Views/CheckUpdateView.xaml
+++ b/v2rayN/v2rayN/Views/CheckUpdateView.xaml
@@ -56,7 +56,6 @@
                 IsCancel="True"
                 IsDefault="True"
                 Style="{StaticResource MaterialDesignFlatButton}" />
-
         </StackPanel>
 
         <StackPanel>
@@ -106,7 +105,6 @@
                     </DataTemplate>
                 </ListView.ItemTemplate>
             </ListView>
-
         </StackPanel>
     </DockPanel>
 </reactiveui:ReactiveUserControl>
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Views/CheckUpdateView.xaml.cs b/v2rayN/v2rayN/Views/CheckUpdateView.xaml.cs
index 9f9b4fd2c7..def6e53ff8 100644
--- a/v2rayN/v2rayN/Views/CheckUpdateView.xaml.cs
+++ b/v2rayN/v2rayN/Views/CheckUpdateView.xaml.cs
@@ -34,6 +34,7 @@ private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
                         ViewModel?.UpdateViewResult((CheckUpdateItem)obj);
                     }), DispatcherPriority.Normal);
                     break;
+
                 case EViewAction.DispatcherCheckUpdateFinished:
                     if (obj is null) return false;
                     Application.Current?.Dispatcher.Invoke((() =>
@@ -41,7 +42,6 @@ private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
                         ViewModel?.UpdateFinishedResult((bool)obj);
                     }), DispatcherPriority.Normal);
                     break;
-                    
             }
 
             return await Task.FromResult(true);
diff --git a/v2rayN/v2rayN/Views/GlobalHotkeySettingWindow.xaml.cs b/v2rayN/v2rayN/Views/GlobalHotkeySettingWindow.xaml.cs
index e776c7ae2a..df6547382d 100644
--- a/v2rayN/v2rayN/Views/GlobalHotkeySettingWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/GlobalHotkeySettingWindow.xaml.cs
@@ -15,7 +15,6 @@ public GlobalHotkeySettingWindow()
         {
             InitializeComponent();
 
-
             this.Owner = Application.Current.MainWindow;
             _config = LazyConfig.Instance.Config;
             _config.globalHotkeys ??= new List<KeyEventItem>();
diff --git a/v2rayN/v2rayN/Views/MainWindow.xaml.cs b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
index 8d826d922e..041f7f2e34 100644
--- a/v2rayN/v2rayN/Views/MainWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
@@ -15,7 +15,7 @@ namespace v2rayN.Views
 {
     public partial class MainWindow
     {
-        private static Config _config; 
+        private static Config _config;
         private CheckUpdateView? _checkUpdateView;
 
         public MainWindow()
@@ -296,7 +296,7 @@ private async Task<bool> UpdateViewHandler(EViewAction action, object? obj)
                     Application.Current?.Dispatcher.Invoke((() =>
                     {
                         Application.Current.Shutdown();
-                    }), DispatcherPriority.Normal);                
+                    }), DispatcherPriority.Normal);
                     break;
 
                 case EViewAction.ScanScreenTask:
diff --git a/v2rayN/v2rayN/Views/RoutingRuleSettingWindow.xaml b/v2rayN/v2rayN/Views/RoutingRuleSettingWindow.xaml
index c63fa71a71..1292f71448 100644
--- a/v2rayN/v2rayN/Views/RoutingRuleSettingWindow.xaml
+++ b/v2rayN/v2rayN/Views/RoutingRuleSettingWindow.xaml
@@ -1,14 +1,14 @@
 <reactiveui:ReactiveWindow
     x:Class="v2rayN.Views.RoutingRuleSettingWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:conv="clr-namespace:v2rayN.Converters"
-    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
-    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:reactiveui="http://reactiveui.net"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:resx="clr-namespace:ServiceLib.Resx;assembly=ServiceLib"
     xmlns:vms="clr-namespace:ServiceLib.ViewModels;assembly=ServiceLib"
+    xmlns:conv="clr-namespace:v2rayN.Converters"
     Title="{x:Static resx:ResUI.menuRoutingRuleSetting}"
     Width="960"
     Height="700"
diff --git a/v2rayN/v2rayN/Views/SubEditWindow.xaml b/v2rayN/v2rayN/Views/SubEditWindow.xaml
index de7e0162f5..f56ad0dfe5 100644
--- a/v2rayN/v2rayN/Views/SubEditWindow.xaml
+++ b/v2rayN/v2rayN/Views/SubEditWindow.xaml
@@ -1,14 +1,14 @@
 <reactiveui:ReactiveWindow
     x:Class="v2rayN.Views.SubEditWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:conv="clr-namespace:v2rayN.Converters"
-    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
-    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:reactiveui="http://reactiveui.net"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:resx="clr-namespace:ServiceLib.Resx;assembly=ServiceLib"
     xmlns:vms="clr-namespace:ServiceLib.ViewModels;assembly=ServiceLib"
+    xmlns:conv="clr-namespace:v2rayN.Converters"
     Title="{x:Static resx:ResUI.menuSubSetting}"
     Width="700"
     Height="600"
diff --git a/v2rayN/v2rayN/Views/ThemeSettingView.xaml b/v2rayN/v2rayN/Views/ThemeSettingView.xaml
index a0882507f4..a1dcef0d33 100644
--- a/v2rayN/v2rayN/Views/ThemeSettingView.xaml
+++ b/v2rayN/v2rayN/Views/ThemeSettingView.xaml
@@ -1,12 +1,10 @@
 <reactiveui:ReactiveUserControl
     x:Class="v2rayN.Views.ThemeSettingView"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:converters="clr-namespace:v2rayN.Converters"
+    xmlns:reactiveui="http://reactiveui.net"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-    xmlns:reactiveui="http://reactiveui.net"
     xmlns:resx="clr-namespace:ServiceLib.Resx;assembly=ServiceLib"
     xmlns:vms="clr-namespace:v2rayN.ViewModels"
     d:DesignHeight="450"