diff --git a/v2rayN/AmazTool/Program.cs b/v2rayN/AmazTool/Program.cs
index d71c25c2..4df39682 100644
--- a/v2rayN/AmazTool/Program.cs
+++ b/v2rayN/AmazTool/Program.cs
@@ -5,21 +5,83 @@ internal static class Program
     [STAThread]
     private static void Main(string[] args)
     {
-        if (args.Length == 0)
+        try
         {
-            Console.WriteLine(Resx.Resource.Guidelines);
-            Thread.Sleep(5000);
-            return;
-        }
+            // If no arguments are provided, display usage guidelines and exit
+            if (args.Length == 0)
+            {
+                ShowHelp();
+                return;
+            }
 
-        var argData = Uri.UnescapeDataString(string.Join(" ", args));
-        if (argData.Equals("rebootas"))
+            // Log all arguments for debugging purposes
+            foreach (var arg in args)
+            {
+                Console.WriteLine(arg);
+            }
+
+            // Parse command based on first argument
+            switch (args[0].ToLowerInvariant())
+            {
+                case "rebootas":
+                    // Handle application restart
+                    HandleRebootAsync();
+                    break;
+
+                case "help":
+                case "--help":
+                case "-h":
+                case "/?":
+                    // Display help information
+                    ShowHelp();
+                    break;
+
+                default:
+                    // Default behavior: handle as upgrade data
+                    // Maintain backward compatibility with existing usage pattern
+                    var argData = Uri.UnescapeDataString(string.Join(" ", args));
+                    HandleUpgrade(argData);
+                    break;
+            }
+        }
+        catch (Exception ex)
         {
-            Thread.Sleep(1000);
-            Utils.StartV2RayN();
-            return;
+            // Global exception handling
+            Console.WriteLine($"An error occurred: {ex.Message}");
+            Console.WriteLine("Press any key to exit...");
+            Console.ReadKey();
         }
+    }
 
-        UpgradeApp.Upgrade(argData);
+    /// <summary>
+    /// Display help information and usage guidelines
+    /// </summary>
+    private static void ShowHelp()
+    {
+        Console.WriteLine(Resx.Resource.Guidelines);
+        Console.WriteLine("Available commands:");
+        Console.WriteLine("  rebootas             - Restart the application");
+        Console.WriteLine("  help                 - Display this help information");
+        Thread.Sleep(5000);
+    }
+
+    /// <summary>
+    /// Handle application restart
+    /// </summary>
+    private static void HandleRebootAsync()
+    {
+        Console.WriteLine("Restarting application...");
+        Thread.Sleep(1000);
+        Utils.StartV2RayN();
+    }
+
+    /// <summary>
+    /// Handle application upgrade with the provided data
+    /// </summary>
+    /// <param name="upgradeData">Data for the upgrade process</param>
+    private static void HandleUpgrade(string upgradeData)
+    {
+        Console.WriteLine("Upgrading application...");
+        UpgradeApp.Upgrade(upgradeData);
     }
 }