diff --git a/v2rayN/ServiceLib/Handler/ConfigHandler.cs b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
index f0243076..41f990b7 100644
--- a/v2rayN/ServiceLib/Handler/ConfigHandler.cs
+++ b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
@@ -1273,7 +1273,7 @@ public static class ConfigHandler
         }
         else if (node.ConfigType == EConfigType.Custom && node.PreSocksPort > 0)
         {
-            var preCoreType = config.RunningCoreType = config.TunModeItem.EnableTun ? ECoreType.sing_box : ECoreType.Xray;
+            var preCoreType = AppManager.Instance.RunningCoreType = config.TunModeItem.EnableTun ? ECoreType.sing_box : ECoreType.Xray;
             itemSocks = new ProfileItem()
             {
                 CoreType = preCoreType,
diff --git a/v2rayN/ServiceLib/Manager/AppManager.cs b/v2rayN/ServiceLib/Manager/AppManager.cs
index c66f76df..6c20022a 100644
--- a/v2rayN/ServiceLib/Manager/AppManager.cs
+++ b/v2rayN/ServiceLib/Manager/AppManager.cs
@@ -31,6 +31,23 @@ public sealed class AppManager
 
     public string LinuxSudoPwd { get; set; }
 
+    public bool ShowInTaskbar { get; set; }
+
+    public ECoreType RunningCoreType { get; set; }
+
+    public bool IsRunningCore(ECoreType type)
+    {
+        switch (type)
+        {
+            case ECoreType.Xray when RunningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5:
+            case ECoreType.sing_box when RunningCoreType is ECoreType.sing_box or ECoreType.mihomo:
+                return true;
+
+            default:
+                return false;
+        }
+    }
+
     #endregion Property
 
     #region App
diff --git a/v2rayN/ServiceLib/Manager/CoreManager.cs b/v2rayN/ServiceLib/Manager/CoreManager.cs
index 8dbff9e2..79dbdeb0 100644
--- a/v2rayN/ServiceLib/Manager/CoreManager.cs
+++ b/v2rayN/ServiceLib/Manager/CoreManager.cs
@@ -167,7 +167,7 @@ public class CoreManager
 
     private async Task CoreStart(ProfileItem node)
     {
-        var coreType = _config.RunningCoreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
+        var coreType = AppManager.Instance.RunningCoreType = AppManager.Instance.GetCoreType(node, node.ConfigType);
         var coreInfo = CoreInfoManager.Instance.GetCoreInfo(coreType);
 
         var displayLog = node.ConfigType != EConfigType.Custom || node.DisplayLog;
diff --git a/v2rayN/ServiceLib/Models/Config.cs b/v2rayN/ServiceLib/Models/Config.cs
index 91b49b29..738ee286 100644
--- a/v2rayN/ServiceLib/Models/Config.cs
+++ b/v2rayN/ServiceLib/Models/Config.cs
@@ -8,21 +8,6 @@ public class Config
     public string IndexId { get; set; }
     public string SubIndexId { get; set; }
 
-    public ECoreType RunningCoreType { get; set; }
-
-    public bool IsRunningCore(ECoreType type)
-    {
-        switch (type)
-        {
-            case ECoreType.Xray when RunningCoreType is ECoreType.Xray or ECoreType.v2fly or ECoreType.v2fly_v5:
-            case ECoreType.sing_box when RunningCoreType is ECoreType.sing_box or ECoreType.mihomo:
-                return true;
-
-            default:
-                return false;
-        }
-    }
-
     #endregion property
 
     #region other entities
diff --git a/v2rayN/ServiceLib/Models/ConfigItems.cs b/v2rayN/ServiceLib/Models/ConfigItems.cs
index 22b917a6..eeb88deb 100644
--- a/v2rayN/ServiceLib/Models/ConfigItems.cs
+++ b/v2rayN/ServiceLib/Models/ConfigItems.cs
@@ -99,8 +99,7 @@ public class UIItem
     public bool EnableDragDropSort { get; set; }
     public bool DoubleClick2Activate { get; set; }
     public bool AutoHideStartup { get; set; }
-    public bool Hide2TrayWhenClose { get; set; }
-    public bool ShowInTaskbar { get; set; }
+    public bool Hide2TrayWhenClose { get; set; }    
     public bool MacOSShowInDock { get; set; }
     public List<ColumnItem> MainColumnItem { get; set; }
     public List<WindowSizeItem> WindowSizeItem { get; set; }
diff --git a/v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxInboundService.cs b/v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxInboundService.cs
index 76e90110..4e14c688 100644
--- a/v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxInboundService.cs
+++ b/v2rayN/ServiceLib/Services/CoreConfig/Singbox/SingboxInboundService.cs
@@ -10,7 +10,7 @@ public partial class CoreConfigSingboxService
             singboxConfig.inbounds = [];
 
             if (!_config.TunModeItem.EnableTun
-                || (_config.TunModeItem.EnableTun && _config.TunModeItem.EnableExInbound && _config.RunningCoreType == ECoreType.sing_box))
+                || (_config.TunModeItem.EnableTun && _config.TunModeItem.EnableExInbound && AppManager.Instance.RunningCoreType == ECoreType.sing_box))
             {
                 var inbound = new Inbound4Sbox()
                 {
diff --git a/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs b/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
index 2b0f53f1..7d663322 100644
--- a/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
+++ b/v2rayN/ServiceLib/Services/Statistics/StatisticsSingboxService.cs
@@ -61,7 +61,7 @@ public class StatisticsSingboxService
             await Task.Delay(1000);
             try
             {
-                if (!_config.IsRunningCore(ECoreType.sing_box))
+                if (!AppManager.Instance.IsRunningCore(ECoreType.sing_box))
                 {
                     continue;
                 }
diff --git a/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs b/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
index b64a515d..a64fed00 100644
--- a/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
+++ b/v2rayN/ServiceLib/Services/Statistics/StatisticsXrayService.cs
@@ -30,7 +30,7 @@ public class StatisticsXrayService
             await Task.Delay(1000);
             try
             {
-                if (_config.RunningCoreType != ECoreType.Xray)
+                if (AppManager.Instance.RunningCoreType != ECoreType.Xray)
                 {
                     continue;
                 }
diff --git a/v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs b/v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs
index dba8190f..48500f3e 100644
--- a/v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/ClashConnectionsViewModel.cs
@@ -128,7 +128,7 @@ public class ClashConnectionsViewModel : MyReactiveObject
             {
                 await Task.Delay(1000 * 5);
                 numOfExecuted++;
-                if (!(AutoRefresh && _config.UiItem.ShowInTaskbar && _config.IsRunningCore(ECoreType.sing_box)))
+                if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar && AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
                 {
                     continue;
                 }
diff --git a/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs b/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
index d49193ad..6628e11d 100644
--- a/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/ClashProxiesViewModel.cs
@@ -437,7 +437,7 @@ public class ClashProxiesViewModel : MyReactiveObject
               {
                   await Task.Delay(1000 * 60);
                   numOfExecuted++;
-                  if (!(AutoRefresh && _config.UiItem.ShowInTaskbar && _config.IsRunningCore(ECoreType.sing_box)))
+                  if (!(AutoRefresh && AppManager.Instance.ShowInTaskbar && AppManager.Instance.IsRunningCore(ECoreType.sing_box)))
                   {
                       continue;
                   }
diff --git a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
index c3bb0fe3..a09ad4de 100644
--- a/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs
@@ -253,7 +253,7 @@ public class MainWindowViewModel : MyReactiveObject
 
     private async Task Init()
     {
-        _config.UiItem.ShowInTaskbar = true;
+        AppManager.Instance.ShowInTaskbar = true;
 
         //await ConfigHandler.InitBuiltinRouting(_config);
         await ConfigHandler.InitBuiltinDNS(_config);
@@ -306,7 +306,7 @@ public class MainWindowViewModel : MyReactiveObject
 
     private async Task UpdateStatisticsHandler(ServerSpeedItem update)
     {
-        if (!_config.UiItem.ShowInTaskbar)
+        if (!AppManager.Instance.ShowInTaskbar)
         {
             return;
         }
@@ -560,7 +560,7 @@ public class MainWindowViewModel : MyReactiveObject
             });
             AppEvents.TestServerRequested.Publish();
 
-            var showClashUI = _config.IsRunningCore(ECoreType.sing_box);
+            var showClashUI = AppManager.Instance.IsRunningCore(ECoreType.sing_box);
             if (showClashUI)
             {
                 AppEvents.ProxiesReloadRequested.Publish();
diff --git a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
index 08a77d33..68bf71b5 100644
--- a/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/MsgViewModel.cs
@@ -44,7 +44,7 @@ public class MsgViewModel : MyReactiveObject
 
         EnqueueQueueMsg(msg);
 
-        if (!_config.UiItem.ShowInTaskbar)
+        if (!AppManager.Instance.ShowInTaskbar)
         {
             return;
         }
diff --git a/v2rayN/ServiceLib/ViewModels/StatusBarViewModel.cs b/v2rayN/ServiceLib/ViewModels/StatusBarViewModel.cs
index 7617ac6f..b8cd142e 100644
--- a/v2rayN/ServiceLib/ViewModels/StatusBarViewModel.cs
+++ b/v2rayN/ServiceLib/ViewModels/StatusBarViewModel.cs
@@ -549,7 +549,7 @@ public class StatusBarViewModel : MyReactiveObject
 
         try
         {
-            if (_config.IsRunningCore(ECoreType.sing_box))
+            if (AppManager.Instance.IsRunningCore(ECoreType.sing_box))
             {
                 SpeedProxyDisplay = string.Format(ResUI.SpeedDisplayText, EInboundProtocol.mixed, Utils.HumanFy(update.ProxyUp), Utils.HumanFy(update.ProxyDown));
                 SpeedDirectDisplay = string.Empty;
diff --git a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
index 08f66dcd..5c5ba9cb 100644
--- a/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
+++ b/v2rayN/v2rayN.Desktop/Views/MainWindow.axaml.cs
@@ -409,8 +409,8 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
     {
         var bl = blShow ??
                     (Utils.IsLinux()
-                    ? (!_config.UiItem.ShowInTaskbar ^ (WindowState == WindowState.Minimized))
-                    : !_config.UiItem.ShowInTaskbar);
+                    ? (!AppManager.Instance.ShowInTaskbar ^ (WindowState == WindowState.Minimized))
+                    : !AppManager.Instance.ShowInTaskbar);
         if (bl)
         {
             Show();
@@ -436,7 +436,7 @@ public partial class MainWindow : WindowBase<MainWindowViewModel>
             Hide();
         }
 
-        _config.UiItem.ShowInTaskbar = bl;
+        AppManager.Instance.ShowInTaskbar = bl;
     }
 
     protected override void OnLoaded(object? sender, RoutedEventArgs e)
diff --git a/v2rayN/v2rayN/Views/MainWindow.xaml.cs b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
index a52f26b1..93e62aad 100644
--- a/v2rayN/v2rayN/Views/MainWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/MainWindow.xaml.cs
@@ -376,7 +376,7 @@ public partial class MainWindow
 
     public void ShowHideWindow(bool? blShow)
     {
-        var bl = blShow ?? !_config.UiItem.ShowInTaskbar;
+        var bl = blShow ?? !AppManager.Instance.ShowInTaskbar;
         if (bl)
         {
             this?.Show();
@@ -391,7 +391,7 @@ public partial class MainWindow
         {
             this?.Hide();
         }
-        _config.UiItem.ShowInTaskbar = bl;
+        AppManager.Instance.ShowInTaskbar = bl;
     }
 
     protected override void OnLoaded(object? sender, RoutedEventArgs e)