diff --git a/KitX.Loader.CSharp/ArgsParser.cs b/KitX.Loader.CSharp/ArgsParser.cs
index cbb2afc..f9aa35c 100644
--- a/KitX.Loader.CSharp/ArgsParser.cs
+++ b/KitX.Loader.CSharp/ArgsParser.cs
@@ -1,4 +1,6 @@
-using CommandLine;
+using System.Threading;
+using System.Threading.Tasks;
+using CommandLine;
 
 namespace KitX.Loader.CSharp;
 
@@ -9,24 +11,127 @@ public static void Parse(string[] args)
         Parser.Default.ParseArguments<Options>(args)
             .WithParsed(async option =>
             {
-                if (option.PluginPath is null)
-                    return;
+                await ParseOptionAsync(option);
+            });
+    }
+
+    public static Task ParseAsync(string[] args)
+    {
+        var tcs = new TaskCompletionSource<bool>();
+
+        Parser.Default.ParseArguments<Options>(args)
+            .WithParsed(async option =>
+            {
+                try
+                {
+                    await ParseOptionAsync(option);
+                    tcs.SetResult(true);
+                }
+                catch (Exception ex)
+                {
+                    tcs.SetException(ex);
+                }
+            })
+            .WithNotParsed(errors =>
+            {
+                tcs.SetResult(false);
+            });
+
+        return tcs.Task;
+    }
+
+    private static async Task ParseOptionAsync(Options option)
+    {
+        if (option.PluginPath is null)
+            return;
 
-                if (option.WorkingDirectory is not null)
-                    Directory.SetCurrentDirectory(option.WorkingDirectory);
+        var communicationManager = await PrepareAsync(option);
 
-                var communicationManager = new CommunicationManager();
+        // === 进程保活：等待退出信号 ===
+        var exitSignal = new ManualResetEventSlim(false);
 
-                if (option.ConnectUrl is not null)
-                    communicationManager = await communicationManager.Connect(option.ConnectUrl);
-                else communicationManager = null;
+        // 响应 Ctrl+C / Ctrl+Break
+        Console.CancelKeyPress += (_, e) =>
+        {
+            e.Cancel = true;
+            exitSignal.Set();
+        };
 
-                var pluginManager = new PluginManager()
-                    .OnSendMessage(x => communicationManager?.SendMessageAsync(x))
-                    .LoadPlugin(option.PluginPath);
+        // 响应进程终止事件
+        AppDomain.CurrentDomain.ProcessExit += (_, _) => exitSignal.Set();
 
-                if (communicationManager is not null)
-                    communicationManager.OnReceiveMessage = x => pluginManager.ReceiveMessage(x);
+        // 等待退出信号
+        exitSignal.Wait();
+
+        // 优雅退出：关闭 WebSocket 连接
+        if (communicationManager is not null)
+            await communicationManager.Close();
+    }
+
+    /// <summary>
+    /// 仅执行插件加载和连接，不阻塞等待退出信号。
+    /// 适用于有自身消息循环的宿主（如 WPF），由宿主管理进程生命周期。
+    /// </summary>
+    /// <param name="args">命令行参数</param>
+    /// <returns>用于优雅关闭的 CommunicationManager 实例；无连接或解析失败时为 null</returns>
+    public static async Task<CommunicationManager?> LoadWithoutBlockingAsync(string[] args)
+    {
+        // 通过 TCS 等待 WithParsed 的异步回调真正完成，避免在插件加载前就返回（竞态）。
+        var tcs = new TaskCompletionSource<CommunicationManager?>();
+
+        Parser.Default.ParseArguments<Options>(args)
+            .WithParsed(async option =>
+            {
+                try
+                {
+                    tcs.SetResult(await PrepareAsync(option));
+                }
+                catch (Exception ex)
+                {
+                    tcs.SetException(ex);
+                }
+            })
+            .WithNotParsed(errors =>
+            {
+                tcs.SetResult(null);
             });
+
+        return await tcs.Task;
+    }
+
+    /// <summary>
+    /// 公共加载流程：切换工作目录、建立连接、加载插件并接线消息回调。
+    /// 连接失败时回退为无连接模式，仅加载插件。
+    /// </summary>
+    private static async Task<CommunicationManager?> PrepareAsync(Options option)
+    {
+        if (option.PluginPath is null)
+            return null;
+
+        if (option.WorkingDirectory is not null)
+            Directory.SetCurrentDirectory(option.WorkingDirectory);
+
+        CommunicationManager? communicationManager = null;
+
+        if (option.ConnectUrl is not null)
+        {
+            try
+            {
+                communicationManager = await new CommunicationManager().Connect(option.ConnectUrl);
+            }
+            catch
+            {
+                // 连接失败：回退为无连接模式，插件仍可本地运行
+            }
+        }
+
+        var pluginManager = new PluginManager()
+            .OnSendMessage(x => communicationManager?.SendMessageAsync(x))
+            .LoadPlugin(option.PluginPath);
+
+        if (communicationManager is not null)
+            communicationManager.OnReceiveMessage = x => pluginManager.ReceiveMessage(x);
+
+        return communicationManager;
     }
 }
diff --git a/KitX.Loader.CSharp/CommunicationManager.cs b/KitX.Loader.CSharp/CommunicationManager.cs
index f1b8c99..5f1fcb7 100644
--- a/KitX.Loader.CSharp/CommunicationManager.cs
+++ b/KitX.Loader.CSharp/CommunicationManager.cs
@@ -22,13 +22,22 @@ public async Task<CommunicationManager> Connect(string? url)
     {
         ArgumentNullException.ThrowIfNull(url, nameof(url));
 
-        ArgumentNullException.ThrowIfNull(Client, nameof(Client));
+        if (Client is null)
+            throw new InvalidOperationException("ClientWebSocket is not initialized");
 
-        await Client.ConnectAsync(new Uri(url), CancellationToken.None);
+        try
+        {
+            await Client.ConnectAsync(new Uri(url), CancellationToken.None);
+        }
+        catch
+        {
+            throw;
+        }
 
         var waiting = true;
+        var timeout = DateTime.Now.AddSeconds(30); // 30 second timeout
 
-        while (waiting)
+        while (waiting && DateTime.Now < timeout)
         {
             switch (Client.State)
             {
@@ -36,9 +45,10 @@ public async Task<CommunicationManager> Connect(string? url)
                     waiting = false;
                     break;
                 case WebSocketState.Connecting:
+                    await Task.Delay(10); // Wait a bit before checking again
                     break;
                 case WebSocketState.Open:
-                    new Thread(async () => await ReceiveAsync()).Start();
+                    _ = ReceiveAsync(); // Start receiving in background
                     waiting = false;
                     break;
                 case WebSocketState.CloseSent:
@@ -56,6 +66,9 @@ public async Task<CommunicationManager> Connect(string? url)
             }
         }
 
+        if (Client.State != WebSocketState.Open)
+            throw new InvalidOperationException($"WebSocket failed to connect, state: {Client.State}");
+
         return this;
     }
 
diff --git a/KitX.Loader.CSharp/KitX.Loader.CSharp.csproj b/KitX.Loader.CSharp/KitX.Loader.CSharp.csproj
index 1c5469f..ab54123 100644
--- a/KitX.Loader.CSharp/KitX.Loader.CSharp.csproj
+++ b/KitX.Loader.CSharp/KitX.Loader.CSharp.csproj
@@ -2,14 +2,13 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
 
     <ItemGroup>
         <PackageReference Include="CommandLineParser" Version="2.9.1" />
-        <PackageReference Include="KitX.Contract.CSharp" Version="23.4.6543.429" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/KitX.Loader.CSharp/PluginManager.cs b/KitX.Loader.CSharp/PluginManager.cs
index 56e0205..f0a5ac9 100644
--- a/KitX.Loader.CSharp/PluginManager.cs
+++ b/KitX.Loader.CSharp/PluginManager.cs
@@ -80,7 +80,14 @@ private void InitPlugin(IIdentityInterface plugin)
             JsonSerializer.Serialize(pluginInfo, serializerOptions)
         );
 
-        Connector.Request().RegisterPlugin(pluginInfoToSend, pluginInfoToSend.Length).Send();
+        try
+        {
+            Connector.Request().RegisterPlugin(pluginInfoToSend, pluginInfoToSend.Length).Send();
+        }
+        catch
+        {
+            // 注册失败不阻断插件本地运行，保留原行为
+        }
 
         controller = plugin.GetController();
 
@@ -91,7 +98,10 @@ private void InitPlugin(IIdentityInterface plugin)
         controller.Start();
     }
 
-    private void SendMessage(string message) => sendMessageAction?.Invoke(message);
+    private void SendMessage(string message)
+    {
+        sendMessageAction?.Invoke(message);
+    }
 
     public void ReceiveMessage(string message)
     {
@@ -116,6 +126,7 @@ public void ReceiveMessage(string message)
 
             case CommandRequestInfo.ReceiveCommand:
 
+                // 执行命令 - 插件通过 sendCommandAction 发送响应
                 controller?.Execute(command);
 
                 break;
diff --git a/KitX.Loader.CSharp/Program.cs b/KitX.Loader.CSharp/Program.cs
index 6a6dd25..c01f8af 100644
--- a/KitX.Loader.CSharp/Program.cs
+++ b/KitX.Loader.CSharp/Program.cs
@@ -1,3 +1,19 @@
 using KitX.Loader.CSharp;
+using System.Threading.Tasks;
 
-ArgsParser.Parse(args);
+// 全局异常处理
+AppDomain.CurrentDomain.UnhandledException += (_, e) =>
+{
+    Console.WriteLine($"[FATAL] Unhandled exception: {e.ExceptionObject}");
+    Console.WriteLine($"[FATAL] Stack trace: {(e.ExceptionObject as Exception)?.StackTrace}");
+    Environment.Exit(1);
+};
+
+TaskScheduler.UnobservedTaskException += (_, e) =>
+{
+    Console.WriteLine($"[ERROR] Unobserved task exception: {e.Exception.Message}");
+    e.SetObserved();
+};
+
+// 使用同步方式阻塞等待异步解析完成
+ArgsParser.ParseAsync(args).GetAwaiter().GetResult();
diff --git a/KitX.Loader.WPF.Core/App.xaml b/KitX.Loader.WPF.Core/App.xaml
index 3b526de..6dfe557 100644
--- a/KitX.Loader.WPF.Core/App.xaml
+++ b/KitX.Loader.WPF.Core/App.xaml
@@ -1,9 +1,9 @@
 <Application x:Class="KitX.Loader.WPF.Core.App"
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             xmlns:local="clr-namespace:KitX.Loader.WPF.Core"
-             Startup="Application_Startup">
+             Startup="Application_Startup"
+             Exit="Application_Exit">
     <Application.Resources>
-         
+          
     </Application.Resources>
 </Application>
diff --git a/KitX.Loader.WPF.Core/App.xaml.cs b/KitX.Loader.WPF.Core/App.xaml.cs
index 93fb183..d797d3c 100644
--- a/KitX.Loader.WPF.Core/App.xaml.cs
+++ b/KitX.Loader.WPF.Core/App.xaml.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Windows;
 using KitX.Loader.CSharp;
 
@@ -6,11 +6,14 @@ namespace KitX.Loader.WPF.Core;
 
 public partial class App : Application
 {
-    private void Application_Startup(object sender, StartupEventArgs e)
+    private CommunicationManager? _communicationManager;
+
+    private async void Application_Startup(object sender, StartupEventArgs e)
     {
         try
         {
-            ArgsParser.Parse(e.Args);
+            // 使用非阻塞方式加载插件，WPF 自身的消息循环管理进程生命周期
+            _communicationManager = await ArgsParser.LoadWithoutBlockingAsync(e.Args);
         }
         catch (Exception o)
         {
@@ -26,4 +29,20 @@ private void Application_Startup(object sender, StartupEventArgs e)
             Environment.Exit(1);
         }
     }
+
+    private async void Application_Exit(object sender, ExitEventArgs e)
+    {
+        // 优雅退出：关闭 WebSocket 连接
+        if (_communicationManager is not null)
+        {
+            try
+            {
+                await _communicationManager.Close();
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine(ex.Message);
+            }
+        }
+    }
 }
diff --git a/KitX.Loader.WPF.Core/KitX.Loader.WPF.Core.csproj b/KitX.Loader.WPF.Core/KitX.Loader.WPF.Core.csproj
index 09cfc24..e1c661f 100644
--- a/KitX.Loader.WPF.Core/KitX.Loader.WPF.Core.csproj
+++ b/KitX.Loader.WPF.Core/KitX.Loader.WPF.Core.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>WinExe</OutputType>
-        <TargetFramework>net8.0-windows</TargetFramework>
+        <TargetFramework>net10.0-windows</TargetFramework>
         <Nullable>enable</Nullable>
         <UseWPF>true</UseWPF>
     </PropertyGroup>
diff --git a/KitX.Loader.Winform.Core/KitX.Loader.Winform.Core.csproj b/KitX.Loader.Winform.Core/KitX.Loader.Winform.Core.csproj
index 5b397b9..5f89d89 100644
--- a/KitX.Loader.Winform.Core/KitX.Loader.Winform.Core.csproj
+++ b/KitX.Loader.Winform.Core/KitX.Loader.Winform.Core.csproj
@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>WinExe</OutputType>
-        <TargetFramework>net8.0-windows</TargetFramework>
+        <TargetFramework>net10.0-windows</TargetFramework>
         <Nullable>enable</Nullable>
         <UseWindowsForms>true</UseWindowsForms>
         <ImplicitUsings>enable</ImplicitUsings>