diff --git a/src/ST.Client.Desktop.Mac/Services/Implementation/MacDesktopPlatformServiceImpl.cs b/src/ST.Client.Desktop.Mac/Services/Implementation/MacDesktopPlatformServiceImpl.cs
index 273ffbb56..8e05ce78a 100644
--- a/src/ST.Client.Desktop.Mac/Services/Implementation/MacDesktopPlatformServiceImpl.cs
+++ b/src/ST.Client.Desktop.Mac/Services/Implementation/MacDesktopPlatformServiceImpl.cs
@@ -34,6 +34,32 @@ namespace System.Application.Services.Implementation
             p.Close();
         }
 
+
+        void IDesktopPlatformService.OpenProcess(string name)
+        {
+            var pInfo = new ProcessStartInfo
+            {
+                FileName = "open",
+                Arguments = $"{name}",
+            };
+            pInfo.UseShellExecute = true;
+            var p = Process.Start(pInfo);
+            if (p == null) throw new FileNotFoundException(name);
+            p.Close();
+        }
+
+        void IDesktopPlatformService.OpenProcess(string name, string arguments)
+        {
+            var pInfo = new ProcessStartInfo
+            {
+                FileName = "open",
+                Arguments = $"{name} \"{arguments}\"",
+            };
+            pInfo.UseShellExecute = true;
+            var p = Process.Start(pInfo);
+            if (p == null) throw new FileNotFoundException(name);
+            p.Close();
+        }
         public void SetSystemSessionEnding(Action action)
         {
 
@@ -72,7 +98,11 @@ namespace System.Application.Services.Implementation
 
         public string? GetSteamProgramPath()
         {
-            return null;
+            var value = string.Format(
+                 "{0}{1}{0}Application{0}Steam.app",
+                 Path.DirectorySeparatorChar,
+                Environment.UserName);
+            return value;
         }
 
         public string GetLastSteamLoginUserName() => string.Empty;
diff --git a/src/ST.Client.Desktop/Services/IDesktopPlatformService.cs b/src/ST.Client.Desktop/Services/IDesktopPlatformService.cs
index bc1d14390..3c7573694 100644
--- a/src/ST.Client.Desktop/Services/IDesktopPlatformService.cs
+++ b/src/ST.Client.Desktop/Services/IDesktopPlatformService.cs
@@ -43,6 +43,10 @@ namespace System.Application.Services
         /// <exception cref="IO.FileNotFoundException"></exception>
         void StartProcess(string name, string filePath) => Process.Start(name, $"\"{filePath}\"");
 
+        void OpenProcess(string name, string arguments) => Process.Start(name, arguments);
+
+        void OpenProcess(string name) => Process.Start(name);
+
         /// <summary>
         /// 使用文本阅读器打开文件
         /// </summary>
diff --git a/src/ST.Client.Desktop/Services/Implementation/SteamServiceImpl.cs b/src/ST.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
index b317b0600..5fece07f9 100644
--- a/src/ST.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
+++ b/src/ST.Client.Desktop/Services/Implementation/SteamServiceImpl.cs
@@ -42,7 +42,7 @@ namespace System.Application.Services.Implementation
         readonly IDesktopPlatformService platformService;
         readonly string? mSteamDirPath;
         readonly string? mSteamProgramPath;
-        readonly string[] steamProcess = new[] { "steam", "steamservice", "steamwebhelper" };
+        readonly string[] steamProcess = new[] { "steam","steam_osx", "steamservice", "steamwebhelper" };
         readonly Lazy<IHttpService> _http = new(() => DI.Get<IHttpService>());
         IHttpService Http => _http.Value;
 
@@ -78,13 +78,13 @@ namespace System.Application.Services.Implementation
         {
             foreach (var p in steamProcess)
             {
-                var process = Process.GetProcessesByName(p).FirstOrDefault();
-                if (process != null)
+                var process = Process.GetProcessesByName(p);
+                foreach (var item in process)
                 {
-                    if (process.HasExited == false)
+                    if (item.HasExited == false)
                     {
-                        process.Kill();
-                        process.WaitForExit();
+                        item.Kill();
+                        item.WaitForExit();
                     }
                 }
             }
@@ -128,9 +128,9 @@ namespace System.Application.Services.Implementation
             if (!string.IsNullOrEmpty(SteamProgramPath))
             {
                 if (!string.IsNullOrEmpty(arguments))
-                    Process.Start(SteamProgramPath, arguments);
+                    DI.Get<IDesktopPlatformService>().OpenProcess(SteamProgramPath, arguments);
                 else
-                    Process.Start(SteamProgramPath);
+                    DI.Get<IDesktopPlatformService>().OpenProcess(SteamProgramPath);
             }
         }
 
diff --git a/src/ST.Client/Services/Implementation/HttpProxyServiceImpl.cs b/src/ST.Client/Services/Implementation/HttpProxyServiceImpl.cs
index 63df88ab2..518444f06 100644
--- a/src/ST.Client/Services/Implementation/HttpProxyServiceImpl.cs
+++ b/src/ST.Client/Services/Implementation/HttpProxyServiceImpl.cs
@@ -314,12 +314,13 @@ namespace System.Application.Services.Implementation
                 Toast.Show(SR.CreateCertificateFaild);
                 return false;
             }
-            proxyServer.CertificateManager.RootCertificate.SaveCerCertificateFile(Path.Combine(IOPath.AppDataDirectory, $@"{CertificateName}.Certificate.cer"));
+            var filePath = Path.Combine(IOPath.AppDataDirectory, $@"{CertificateName}.Certificate.cer");
+            proxyServer.CertificateManager.RootCertificate.SaveCerCertificateFile(filePath);
 
             proxyServer.CertificateManager.TrustRootCertificate();
 
             proxyServer.CertificateManager.EnsureRootCertificate();
-
+           
             return IsCertificateInstalled(proxyServer.CertificateManager.RootCertificate);
         }