diff --git a/v2rayN/v2rayN/Handler/Statistics/StatisticsSingbox.cs b/v2rayN/v2rayN/Handler/Statistics/StatisticsSingbox.cs
index ee5aa5d3..e4860b16 100644
--- a/v2rayN/v2rayN/Handler/Statistics/StatisticsSingbox.cs
+++ b/v2rayN/v2rayN/Handler/Statistics/StatisticsSingbox.cs
@@ -65,7 +65,7 @@ namespace v2rayN.Handler.Statistics
                 await Task.Delay(1000);
                 try
                 {
-                    if (!(_config.runningCoreType is ECoreType.sing_box or ECoreType.clash or ECoreType.clash_meta or ECoreType.mihomo))
+                    if (!(_config.IsRunningCore(ECoreType.clash)))
                     {
                         continue;
                     }
diff --git a/v2rayN/v2rayN/Handler/Statistics/StatisticsV2ray.cs b/v2rayN/v2rayN/Handler/Statistics/StatisticsV2ray.cs
index b1aa91fd..331ccde1 100644
--- a/v2rayN/v2rayN/Handler/Statistics/StatisticsV2ray.cs
+++ b/v2rayN/v2rayN/Handler/Statistics/StatisticsV2ray.cs
@@ -53,7 +53,7 @@ namespace v2rayN.Handler.Statistics
                 await Task.Delay(1000);
                 try
                 {
-                    if (!(_config.runningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5 or ECoreType.SagerNet))
+                    if (!(_config.IsRunningCore(ECoreType.Xray)))
                     {
                         continue;
                     }
diff --git a/v2rayN/v2rayN/Models/Config.cs b/v2rayN/v2rayN/Models/Config.cs
index ea921008..72d73d0b 100644
--- a/v2rayN/v2rayN/Models/Config.cs
+++ b/v2rayN/v2rayN/Models/Config.cs
@@ -18,6 +18,19 @@ namespace v2rayN.Models
 
         public ECoreType runningCoreType { get; set; }
 
+        public bool IsRunningCore(ECoreType type)
+        {
+            if (type == ECoreType.Xray && runningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5 or ECoreType.SagerNet)
+            {
+                return true;
+            }
+            if (type == ECoreType.clash && runningCoreType is ECoreType.sing_box or ECoreType.clash or ECoreType.clash_meta or ECoreType.mihomo)
+            {
+                return true;
+            }
+            return false;
+        }
+
         #endregion property
 
         #region other entities
diff --git a/v2rayN/v2rayN/Models/ConfigItems.cs b/v2rayN/v2rayN/Models/ConfigItems.cs
index efbf180e..6bef1ce5 100644
--- a/v2rayN/v2rayN/Models/ConfigItems.cs
+++ b/v2rayN/v2rayN/Models/ConfigItems.cs
@@ -130,6 +130,7 @@ namespace v2rayN.Models
         public bool autoHideStartup { get; set; }
         public string mainMsgFilter { get; set; }
         public List<ColumnItem> mainColumnItem { get; set; }
+        public bool showInTaskbar { get; set; }
     }
 
     [Serializable]
@@ -216,7 +217,6 @@ namespace v2rayN.Models
     public class ClashUIItem
     {
         public ERuleMode ruleMode { get; set; }
-        public bool showInTaskbar { get; set; }
         public bool enableIPv6 { get; set; }
         public bool enableMixinContent { get; set; }
         public int proxiesSorting { get; set; }
diff --git a/v2rayN/v2rayN/ViewModels/ClashConnectionsViewModel.cs b/v2rayN/v2rayN/ViewModels/ClashConnectionsViewModel.cs
index 36d14771..ae6cd398 100644
--- a/v2rayN/v2rayN/ViewModels/ClashConnectionsViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/ClashConnectionsViewModel.cs
@@ -5,6 +5,7 @@ using ReactiveUI.Fody.Helpers;
 using System.Reactive;
 using System.Reactive.Linq;
 using System.Windows;
+using v2rayN.Enums;
 using v2rayN.Handler;
 using v2rayN.Models;
 
@@ -84,7 +85,7 @@ namespace v2rayN.ViewModels
             Observable.Interval(TimeSpan.FromSeconds(10))
               .Subscribe(x =>
               {
-                  if (!(AutoRefresh && _config.clashUIItem.showInTaskbar))
+                  if (!(AutoRefresh && _config.uiItem.showInTaskbar && _config.IsRunningCore(ECoreType.clash)))
                   {
                       return;
                   }
diff --git a/v2rayN/v2rayN/ViewModels/ClashProxiesViewModel.cs b/v2rayN/v2rayN/ViewModels/ClashProxiesViewModel.cs
index 9ee8c98a..22e34cc7 100644
--- a/v2rayN/v2rayN/ViewModels/ClashProxiesViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/ClashProxiesViewModel.cs
@@ -465,7 +465,7 @@ namespace v2rayN.ViewModels
             Observable.Interval(TimeSpan.FromSeconds(60))
               .Subscribe(x =>
               {
-                  if (!(AutoRefresh && _config.clashUIItem.showInTaskbar))
+                  if (!(AutoRefresh && _config.uiItem.showInTaskbar && _config.IsRunningCore(ECoreType.clash)))
                   {
                       return;
                   }
diff --git a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
index 7eae4459..e63bf61f 100644
--- a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
@@ -186,6 +186,9 @@ namespace v2rayN.ViewModels
         [Reactive]
         public bool ShowClashUI { get; set; }
 
+        [Reactive]
+        public int TabMainSelectedIndex { get; set; }
+
         #endregion UI
 
         #region Init
@@ -404,7 +407,7 @@ namespace v2rayN.ViewModels
             AutoHideStartup();
 
             _showInTaskbar = true;
-            _config.clashUIItem.showInTaskbar = _showInTaskbar;
+            _config.uiItem.showInTaskbar = _showInTaskbar;
         }
 
         private void Init()
@@ -914,11 +917,12 @@ namespace v2rayN.ViewModels
                 Application.Current?.Dispatcher.Invoke((Action)(() =>
                 {
                     BlReloadEnabled = true;
-                    ShowClashUI = (_config.runningCoreType is ECoreType.sing_box or ECoreType.clash or ECoreType.clash_meta or ECoreType.mihomo);
+                    ShowClashUI = _config.IsRunningCore(ECoreType.clash);
                     if (ShowClashUI)
                     {
                         Locator.Current.GetService<ClashProxiesViewModel>()?.ProxiesReload();
                     }
+                    else { TabMainSelectedIndex = 0; }
                 }));
             });
         }
@@ -1091,7 +1095,7 @@ namespace v2rayN.ViewModels
                 //Utile.RegWriteValue(Global.MyRegPath, Utile.WindowHwndKey, Convert.ToString((long)windowHandle));
             }
             _showInTaskbar = bl;
-            _config.clashUIItem.showInTaskbar = _showInTaskbar;
+            _config.uiItem.showInTaskbar = _showInTaskbar;
         }
 
         private void RestoreUI()
diff --git a/v2rayN/v2rayN/ViewModels/ProfilesViewModel.cs b/v2rayN/v2rayN/ViewModels/ProfilesViewModel.cs
index 3b0ec00a..616f8314 100644
--- a/v2rayN/v2rayN/ViewModels/ProfilesViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/ProfilesViewModel.cs
@@ -222,7 +222,6 @@ namespace v2rayN.ViewModels
             }, canEditRemove);
 
             //Subscription
-
             AddSubCmd = ReactiveCommand.Create(() =>
             {
                 EditSub(true);
diff --git a/v2rayN/v2rayN/Views/ClashConnectionsView.xaml b/v2rayN/v2rayN/Views/ClashConnectionsView.xaml
index 58bdcbdb..cde13d4e 100644
--- a/v2rayN/v2rayN/Views/ClashConnectionsView.xaml
+++ b/v2rayN/v2rayN/Views/ClashConnectionsView.xaml
@@ -13,52 +13,52 @@
     d:DesignWidth="800"
     x:TypeArguments="vms:ClashConnectionsViewModel"
     mc:Ignorable="d">
-    <DockPanel>
-        <ToolBarTray Margin="0,8,0,8" DockPanel.Dock="Top">
-            <ToolBar ClipToBounds="True" Style="{StaticResource MaterialDesignToolBar}">
-                <Button Width="1" Visibility="Hidden">
-                    <materialDesign:PackIcon
-                        Margin="0,0,8,0"
-                        VerticalAlignment="Center"
-                        Kind="ContentSave" />
-                </Button>
-                <TextBlock
-                    VerticalAlignment="Center"
-                    Style="{StaticResource ToolbarTextBlock}"
-                    Text="{x:Static resx:ResUI.TbSorting}" />
-                <ComboBox
-                    x:Name="cmbSorting"
-                    Width="100"
-                    Margin="8"
-                    Style="{StaticResource DefComboBox}">
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingUpSpeed}" />
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDownSpeed}" />
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingUpTraffic}" />
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDownTraffic}" />
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingTime}" />
-                    <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingHost}" />
-                </ComboBox>
-                <Separator />
-                <Button x:Name="btnConnectionCloseAll" ToolTip="{x:Static resx:ResUI.menuConnectionCloseAll}">
-                    <StackPanel Orientation="Horizontal">
-                        <materialDesign:PackIcon
-                            Margin="0,0,8,0"
-                            VerticalAlignment="Center"
-                            Kind="Close" />
-                        <TextBlock Style="{StaticResource ToolbarTextBlock}" Text="{x:Static resx:ResUI.menuConnectionCloseAll}" />
-                    </StackPanel>
-                </Button>
-                <Separator />
-                <TextBlock
-                    VerticalAlignment="Center"
-                    Style="{StaticResource ToolbarTextBlock}"
-                    Text="{x:Static resx:ResUI.TbAutoRefresh}" />
-                <ToggleButton
-                    x:Name="togAutoRefresh"
-                    Margin="8"
-                    HorizontalAlignment="Left" />
-            </ToolBar>
-        </ToolBarTray>
+
+    <DockPanel Margin="2">
+        <WrapPanel
+            Margin="8"
+            VerticalAlignment="Center"
+            DockPanel.Dock="Top"
+            Orientation="Horizontal">
+
+            <TextBlock
+                Margin="8,0"
+                VerticalAlignment="Center"
+                Style="{StaticResource ToolbarTextBlock}"
+                Text="{x:Static resx:ResUI.TbSorting}" />
+            <ComboBox
+                x:Name="cmbSorting"
+                Width="100"
+                Margin="8"
+                Style="{StaticResource DefComboBox}">
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingUpSpeed}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDownSpeed}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingUpTraffic}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDownTraffic}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingTime}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingHost}" />
+            </ComboBox>
+
+            <Button
+                x:Name="btnConnectionCloseAll"
+                Width="30"
+                Height="30"
+                Margin="8,0"
+                Style="{StaticResource MaterialDesignFloatingActionMiniLightButton}">
+                <materialDesign:PackIcon VerticalAlignment="Center" Kind="Close" />
+            </Button>
+
+            <TextBlock
+                Margin="8,0"
+                VerticalAlignment="Center"
+                Style="{StaticResource ToolbarTextBlock}"
+                Text="{x:Static resx:ResUI.TbAutoRefresh}" />
+            <ToggleButton
+                x:Name="togAutoRefresh"
+                Margin="8"
+                HorizontalAlignment="Left" />
+        </WrapPanel>
+
         <DataGrid
             x:Name="lstConnections"
             AutoGenerateColumns="False"
@@ -79,21 +79,21 @@
             </DataGrid.ContextMenu>
             <DataGrid.Columns>
                 <DataGridTextColumn
-                    Width="300"
+                    Width="240"
                     Binding="{Binding host}"
                     Header="{x:Static resx:ResUI.TbSortingHost}" />
                 <DataGridTextColumn
-                    Width="100"
+                    Width="160"
+                    Binding="{Binding chain}"
+                    Header="{x:Static resx:ResUI.TbSortingChain}" />
+                <DataGridTextColumn
+                    Width="80"
                     Binding="{Binding network}"
                     Header="{x:Static resx:ResUI.TbSortingNetwork}" />
                 <DataGridTextColumn
                     Width="100"
                     Binding="{Binding type}"
                     Header="{x:Static resx:ResUI.TbSortingType}" />
-                <DataGridTextColumn
-                    Width="200"
-                    Binding="{Binding chain}"
-                    Header="{x:Static resx:ResUI.TbSortingChain}" />
                 <DataGridTextColumn
                     Width="100"
                     Binding="{Binding uploadTraffic}"
diff --git a/v2rayN/v2rayN/Views/ClashProxiesView.xaml b/v2rayN/v2rayN/Views/ClashProxiesView.xaml
index 6b1bded3..efa973d1 100644
--- a/v2rayN/v2rayN/Views/ClashProxiesView.xaml
+++ b/v2rayN/v2rayN/Views/ClashProxiesView.xaml
@@ -25,6 +25,37 @@
             VerticalAlignment="Center"
             DockPanel.Dock="Top"
             Orientation="Horizontal">
+
+            <TextBlock
+                Margin="8,0"
+                VerticalAlignment="Center"
+                Style="{StaticResource ToolbarTextBlock}"
+                Text="{x:Static resx:ResUI.menuRulemode}" />
+            <ComboBox
+                x:Name="cmbRulemode"
+                Width="80"
+                Margin="8"
+                Style="{StaticResource DefComboBox}">
+                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeRule}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeGlobal}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeDirect}" />
+            </ComboBox>
+
+            <TextBlock
+                Margin="8,0"
+                VerticalAlignment="Center"
+                Style="{StaticResource ToolbarTextBlock}"
+                Text="{x:Static resx:ResUI.TbSorting}" />
+            <ComboBox
+                x:Name="cmbSorting"
+                Width="60"
+                Margin="8"
+                Style="{StaticResource DefComboBox}">
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDelay}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingName}" />
+                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDefault}" />
+            </ComboBox>
+
             <Button
                 x:Name="menuProxiesReload"
                 Width="30"
@@ -43,37 +74,6 @@
                 <materialDesign:PackIcon VerticalAlignment="Center" Kind="LightningBolt" />
             </Button>
 
-            <TextBlock
-                Margin="8,0"
-                VerticalAlignment="Center"
-                Style="{StaticResource ToolbarTextBlock}"
-                Text="{x:Static resx:ResUI.menuRulemode}" />
-            <ComboBox
-                x:Name="cmbRulemode"
-                Width="80"
-                Margin="8"
-                Style="{StaticResource DefComboBox}">
-                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeRule}" />
-                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeGlobal}" />
-                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeDirect}" />
-                <ComboBoxItem Content="{x:Static resx:ResUI.menuModeNothing}" />
-            </ComboBox>
-
-            <TextBlock
-                Margin="8,0"
-                VerticalAlignment="Center"
-                Style="{StaticResource ToolbarTextBlock}"
-                Text="{x:Static resx:ResUI.TbSorting}" />
-            <ComboBox
-                x:Name="cmbSorting"
-                Width="60"
-                Margin="8"
-                Style="{StaticResource DefComboBox}">
-                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDelay}" />
-                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingName}" />
-                <ComboBoxItem Content="{x:Static resx:ResUI.TbSortingDefault}" />
-            </ComboBox>
-
             <TextBlock
                 Margin="8,0"
                 VerticalAlignment="Center"
diff --git a/v2rayN/v2rayN/Views/MainWindow.xaml b/v2rayN/v2rayN/Views/MainWindow.xaml
index 50264a5b..76827bf1 100644
--- a/v2rayN/v2rayN/Views/MainWindow.xaml
+++ b/v2rayN/v2rayN/Views/MainWindow.xaml
@@ -2,10 +2,8 @@
     x:Class="v2rayN.Views.MainWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:base="clr-namespace:v2rayN.Base"
     xmlns:conv="clr-namespace:v2rayN.Converters"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:v2rayN.Views"
     xmlns:materialDesign="http://materialdesigninxaml.net/winfx/xaml/themes"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     xmlns:reactiveui="http://reactiveui.net"
@@ -476,9 +474,13 @@
                     </Grid.ColumnDefinitions>
                     <ContentControl x:Name="tabProfiles" Grid.Column="0" />
                     <GridSplitter Grid.Column="1" HorizontalAlignment="Stretch" />
-                    <TabControl Grid.Column="2" HorizontalContentAlignment="Left">
+                    <TabControl
+                        x:Name="tabMain"
+                        Grid.Column="2"
+                        HorizontalContentAlignment="Left">
                         <TabItem x:Name="tabMsgView" Header="{x:Static resx:ResUI.MsgInformationTitle}" />
-                        <TabItem x:Name="tabClashUI" Header="{x:Static resx:ResUI.TbProxies}" />
+                        <TabItem x:Name="tabClashProxies" Header="{x:Static resx:ResUI.TbProxies}" />
+                        <TabItem x:Name="tabClashConnections" Header="{x:Static resx:ResUI.TbConnections}" />
                     </TabControl>
 
                     <materialDesign:Snackbar
diff --git a/v2rayN/v2rayN/Views/MainWindow.xaml.cs b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
index 3e4bee3b..edcbc689 100644
--- a/v2rayN/v2rayN/Views/MainWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
@@ -137,7 +137,9 @@ namespace v2rayN.Views
                 this.Bind(ViewModel, vm => vm.SelectedSwatch, v => v.cmbSwatches.SelectedItem).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.CurrentFontSize, v => v.cmbCurrentFontSize.Text).DisposeWith(disposables);
                 this.Bind(ViewModel, vm => vm.CurrentLanguage, v => v.cmbCurrentLanguage.Text).DisposeWith(disposables);
-                this.OneWayBind(ViewModel, vm => vm.ShowClashUI, v => v.tabClashUI.Visibility).DisposeWith(disposables);
+                this.OneWayBind(ViewModel, vm => vm.ShowClashUI, v => v.tabClashProxies.Visibility).DisposeWith(disposables);
+                this.OneWayBind(ViewModel, vm => vm.ShowClashUI, v => v.tabClashConnections.Visibility).DisposeWith(disposables);
+                this.Bind(ViewModel, vm => vm.TabMainSelectedIndex, v => v.tabMain.SelectedIndex).DisposeWith(disposables);
             });
 
             var IsAdministrator = Utils.IsAdministrator();
@@ -152,7 +154,8 @@ namespace v2rayN.Views
 
             tabProfiles.Content ??= new ProfilesView();
             tabMsgView.Content ??= new MsgView();
-            tabClashUI.Content ??= new ClashProxiesView();
+            tabClashProxies.Content ??= new ClashProxiesView();
+            tabClashConnections.Content ??= new ClashConnectionsView();
 
             RestoreUI();
             AddHelpMenuItem();