diff --git a/v2rayN/v2rayN/App.xaml b/v2rayN/v2rayN/App.xaml
index 20bd6d0b..3fc23de2 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/Global.cs b/v2rayN/v2rayN/Global.cs
index b596371d..727066a8 100644
--- a/v2rayN/v2rayN/Global.cs
+++ b/v2rayN/v2rayN/Global.cs
@@ -177,4 +177,4 @@
 
         #endregion global variable
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Handler/ConfigHandler.cs b/v2rayN/v2rayN/Handler/ConfigHandler.cs
index 2d4f2105..e80a6756 100644
--- a/v2rayN/v2rayN/Handler/ConfigHandler.cs
+++ b/v2rayN/v2rayN/Handler/ConfigHandler.cs
@@ -205,7 +205,6 @@ namespace v2rayN.Handler
                 };
             }
 
-
             LazyConfig.Instance.SetConfig(config);
             return 0;
         }
diff --git a/v2rayN/v2rayN/Handler/CoreConfigHandler.cs b/v2rayN/v2rayN/Handler/CoreConfigHandler.cs
index 95334ee9..2042f588 100644
--- a/v2rayN/v2rayN/Handler/CoreConfigHandler.cs
+++ b/v2rayN/v2rayN/Handler/CoreConfigHandler.cs
@@ -155,4 +155,4 @@ namespace v2rayN.Handler
             return coreConfigV2ray.GenerateClientSpeedtestConfigString(selecteds, out msg);
         }
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Handler/CoreHandler.cs b/v2rayN/v2rayN/Handler/CoreHandler.cs
index f8fa3c8f..fdada7c9 100644
--- a/v2rayN/v2rayN/Handler/CoreHandler.cs
+++ b/v2rayN/v2rayN/Handler/CoreHandler.cs
@@ -62,7 +62,6 @@ namespace v2rayN.Handler
                                 Utils.SaveLog("Tun mode restart the core once");
                             }
                         }
-
                     });
                 }
             }
diff --git a/v2rayN/v2rayN/Handler/LazyConfig.cs b/v2rayN/v2rayN/Handler/LazyConfig.cs
index 3348c2ff..c67225af 100644
--- a/v2rayN/v2rayN/Handler/LazyConfig.cs
+++ b/v2rayN/v2rayN/Handler/LazyConfig.cs
@@ -378,4 +378,4 @@ namespace v2rayN.Handler
 
         #endregion Core Type
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Handler/ProxySetting.cs b/v2rayN/v2rayN/Handler/ProxySetting.cs
index fe0ea689..e728f3f4 100644
--- a/v2rayN/v2rayN/Handler/ProxySetting.cs
+++ b/v2rayN/v2rayN/Handler/ProxySetting.cs
@@ -78,7 +78,7 @@ namespace v2rayN.Handler
             if (optionCount > 1)
             {
                 options[1].m_Option = m_Option;
-                options[1].m_Value.m_StringPtr = Marshal.StringToHGlobalAuto(strProxy); // !! remember to deallocate memory 1 
+                options[1].m_Value.m_StringPtr = Marshal.StringToHGlobalAuto(strProxy); // !! remember to deallocate memory 1
                 // except for these addresses ...
                 if (optionCount > 2)
                 {
@@ -91,10 +91,10 @@ namespace v2rayN.Handler
             list.dwSize = Marshal.SizeOf(list);
             if (connectionName != null)
             {
-                list.szConnection = Marshal.StringToHGlobalAuto(connectionName); // !! remember to deallocate memory 3 
+                list.szConnection = Marshal.StringToHGlobalAuto(connectionName); // !! remember to deallocate memory 3
             }
             else
-            { 
+            {
                 list.szConnection = IntPtr.Zero;
             }
             list.dwOptionCount = options.Length;
@@ -141,7 +141,7 @@ namespace v2rayN.Handler
             }
 
             // FREE the data ASAP
-            if(list.szConnection != IntPtr.Zero) Marshal.FreeHGlobal(list.szConnection); // release mem 3
+            if (list.szConnection != IntPtr.Zero) Marshal.FreeHGlobal(list.szConnection); // release mem 3
             if (optionCount > 1)
             {
                 Marshal.FreeHGlobal(options[1].m_Value.m_StringPtr); // release mem 1
@@ -155,7 +155,7 @@ namespace v2rayN.Handler
             if (returnvalue != 0)
             {
                 // throw the error codes, they might be helpful
-                throw new ApplicationException($"Set Internet Proxy failed with error code: {Marshal.GetLastWin32Error()}" );
+                throw new ApplicationException($"Set Internet Proxy failed with error code: {Marshal.GetLastWin32Error()}");
             }
 
             return true;
@@ -256,8 +256,8 @@ namespace v2rayN.Handler
 
             // Constants
             public const int RAS_MaxEntryName = 256;
-            public const int MAX_PATH = 260; // Standard MAX_PATH value in Windows
 
+            public const int MAX_PATH = 260; // Standard MAX_PATH value in Windows
         }
 
         #endregion WinInet structures
@@ -310,6 +310,7 @@ namespace v2rayN.Handler
             [DllImport("WinInet.dll", SetLastError = true, CharSet = CharSet.Auto)]
             [return: MarshalAs(UnmanagedType.Bool)]
             public static extern bool InternetSetOption(IntPtr hInternet, InternetOption dwOption, IntPtr lpBuffer, int dwBufferLength);
+
             [DllImport("Rasapi32.dll", CharSet = CharSet.Auto)]
             public static extern uint RasEnumEntries(
                 string? reserved,          // Reserved, must be null
diff --git a/v2rayN/v2rayN/Handler/SysProxyHandle.cs b/v2rayN/v2rayN/Handler/SysProxyHandle.cs
index 9bce9058..fcf09db7 100644
--- a/v2rayN/v2rayN/Handler/SysProxyHandle.cs
+++ b/v2rayN/v2rayN/Handler/SysProxyHandle.cs
@@ -1,10 +1,5 @@
 using PacLib;
-using System.Diagnostics;
-using System.IO;
-using System.Text;
 using v2rayN.Mode;
-using v2rayN.Properties;
-using v2rayN.Tool;
 
 namespace v2rayN.Handler
 {
@@ -33,7 +28,6 @@ namespace v2rayN.Handler
 
         static SysProxyHandle()
         {
-
         }
 
         public static bool UpdateSysProxy(Config config, bool forceDisable)
diff --git a/v2rayN/v2rayN/Mode/Config.cs b/v2rayN/v2rayN/Mode/Config.cs
index a8c0ea27..fde5a14f 100644
--- a/v2rayN/v2rayN/Mode/Config.cs
+++ b/v2rayN/v2rayN/Mode/Config.cs
@@ -28,7 +28,7 @@
         public ConstItem constItem { get; set; }
         public SpeedTestItem speedTestItem { get; set; }
         public Mux4SboxItem mux4SboxItem { get; set; }
-        public HysteriaItem hysteriaItem { get; set; }        
+        public HysteriaItem hysteriaItem { get; set; }
         public List<InItem> inbound { get; set; }
         public List<KeyEventItem> globalHotkeys { get; set; }
         public List<CoreTypeItem> coreTypeItem { get; set; }
diff --git a/v2rayN/v2rayN/Mode/ECoreType.cs b/v2rayN/v2rayN/Mode/ECoreType.cs
index 4e161e4a..319f3d26 100644
--- a/v2rayN/v2rayN/Mode/ECoreType.cs
+++ b/v2rayN/v2rayN/Mode/ECoreType.cs
@@ -16,4 +16,4 @@
         hysteria2 = 26,
         v2rayN = 99
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
index 5d971349..a5af2b71 100644
--- a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
@@ -89,7 +89,7 @@ namespace v2rayN.ViewModels
         public ReactiveCommand<Unit, Unit> AddShadowsocksServerCmd { get; }
         public ReactiveCommand<Unit, Unit> AddSocksServerCmd { get; }
         public ReactiveCommand<Unit, Unit> AddTrojanServerCmd { get; }
-        public ReactiveCommand<Unit, Unit> AddHysteria2ServerCmd { get; }        
+        public ReactiveCommand<Unit, Unit> AddHysteria2ServerCmd { get; }
         public ReactiveCommand<Unit, Unit> AddCustomServerCmd { get; }
         public ReactiveCommand<Unit, Unit> AddServerViaClipboardCmd { get; }
         public ReactiveCommand<Unit, Unit> AddServerViaScanCmd { get; }
@@ -148,11 +148,14 @@ namespace v2rayN.ViewModels
         public ReactiveCommand<Unit, Unit> CheckUpdateNCmd { get; }
 
         public ReactiveCommand<Unit, Unit> CheckUpdateV2flyCoreCmd { get; }
+
         //public ReactiveCommand<Unit, Unit> CheckUpdateSagerNetCoreCmd { get; }
         public ReactiveCommand<Unit, Unit> CheckUpdateXrayCoreCmd { get; }
+
         //public ReactiveCommand<Unit, Unit> CheckUpdateClashCoreCmd { get; }
         //public ReactiveCommand<Unit, Unit> CheckUpdateClashMetaCoreCmd { get; }
         public ReactiveCommand<Unit, Unit> CheckUpdateSingBoxCoreCmd { get; }
+
         public ReactiveCommand<Unit, Unit> CheckUpdateGeoCmd { get; }
 
         public ReactiveCommand<Unit, Unit> ReloadCmd { get; }
diff --git a/v2rayN/v2rayN/Views/AddServerWindow.xaml b/v2rayN/v2rayN/Views/AddServerWindow.xaml
index 712deaa7..640962ff 100644
--- a/v2rayN/v2rayN/Views/AddServerWindow.xaml
+++ b/v2rayN/v2rayN/Views/AddServerWindow.xaml
@@ -1,12 +1,12 @@
 <reactiveui:ReactiveWindow
     x:Class="v2rayN.Views.AddServerWindow"
     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:conv="clr-namespace:v2rayN.Converters"
     xmlns:resx="clr-namespace:v2rayN.Resx"
     xmlns:vms="clr-namespace:v2rayN.ViewModels"
     Title="{x:Static resx:ResUI.menuServers}"
diff --git a/v2rayN/v2rayN/Views/MainWindow.xaml.cs b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
index 64cace4d..f2251daa 100644
--- a/v2rayN/v2rayN/Views/MainWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
@@ -328,21 +328,27 @@ namespace v2rayN.Views
                     case Key.V:
                         ViewModel?.AddServerViaClipboard();
                         break;
+
                     case Key.P:
                         ViewModel?.ServerSpeedtest(ESpeedActionType.Ping);
                         break;
+
                     case Key.O:
                         ViewModel?.ServerSpeedtest(ESpeedActionType.Tcping);
                         break;
+
                     case Key.R:
                         ViewModel?.ServerSpeedtest(ESpeedActionType.Realping);
                         break;
+
                     case Key.S:
                         _ = ViewModel?.ScanScreenTaskAsync();
                         break;
+
                     case Key.T:
                         ViewModel?.ServerSpeedtest(ESpeedActionType.Speedtest);
                         break;
+
                     case Key.E:
                         ViewModel?.ServerSpeedtest(ESpeedActionType.Mixedtest);
                         break;
@@ -652,4 +658,4 @@ namespace v2rayN.Views
 
         #endregion Drag and Drop
     }
-}
+}
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Views/OptionSettingWindow.xaml b/v2rayN/v2rayN/Views/OptionSettingWindow.xaml
index 2569fb89..7aa5ec35 100644
--- a/v2rayN/v2rayN/Views/OptionSettingWindow.xaml
+++ b/v2rayN/v2rayN/Views/OptionSettingWindow.xaml
@@ -309,7 +309,6 @@
                             Margin="{StaticResource SettingItemMargin}"
                             Style="{StaticResource DefComboBox}" />
 
-
                         <TextBlock
                             Grid.Row="15"
                             Grid.Column="0"
@@ -335,10 +334,7 @@
                                 Margin="{StaticResource SettingItemMargin}"
                                 materialDesign:HintAssist.Hint="Down"
                                 Style="{StaticResource DefTextBox}" />
-
                         </StackPanel>
-
-
                     </Grid>
                 </ScrollViewer>
             </TabItem>