diff --git a/Runtime/SkyHookManager.cs b/Runtime/SkyHookManager.cs
index 28cf5b7..6a2862b 100644
--- a/Runtime/SkyHookManager.cs
+++ b/Runtime/SkyHookManager.cs
@@ -1,3 +1,6 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
 using UnityEngine;
 using UnityEngine.Events;
 
@@ -54,8 +57,10 @@ namespace SkyHook
             KeyUpdated.Invoke(ev);
         }
 
-        private void StartHook()
+        private void _StartHook()
         {
+            if (_started) return;
+            
             var result = SkyHookNative.StartHook(HookCallback);
 
             if (result != null)
@@ -66,7 +71,7 @@ namespace SkyHook
             _started = true;
         }
 
-        private void StopHook()
+        private void _StopHook()
         {
             if (!_started) return;
 
@@ -78,22 +83,23 @@ namespace SkyHook
             }
 
             _started = false;
+
+            _started = false;
         }
 
-        public static void Start()
+        public static void StartHook()
         {
-            Instance.StartHook();
+            Instance._StartHook();
         }
 
-        public static void Stop()
+        public static void StopHook()
         {
-            Instance.StopHook();
+            Instance._StopHook();
         }
 
         private void OnDestroy()
         {
-            Debug.Log("Destroy");
-            StopHook();
+            _StopHook();
         }
 
         private void Update()
diff --git a/Runtime/SkyHookNative.cs b/Runtime/SkyHookNative.cs
index 0652a5a..347571b 100644
--- a/Runtime/SkyHookNative.cs
+++ b/Runtime/SkyHookNative.cs
@@ -2,16 +2,16 @@ using System.Runtime.InteropServices;
 
 namespace SkyHook
 {
-  internal class SkyHookNative
+  internal static class SkyHookNative
   {
     public delegate void Callback(SkyHookEvent ev);
 
-    private const string LIB = "skyhook";
+    private const string Lib = "skyhook";
 
-    [DllImport(LIB, EntryPoint = "start_hook", CallingConvention = CallingConvention.Cdecl)]
+    [DllImport(Lib, EntryPoint = "start_hook", CallingConvention = CallingConvention.Cdecl)]
     public static extern string StartHook(Callback callback);
 
-    [DllImport(LIB, EntryPoint = "stop_hook", CallingConvention = CallingConvention.Cdecl)]
+    [DllImport(Lib, EntryPoint = "stop_hook", CallingConvention = CallingConvention.Cdecl)]
     public static extern string StopHook();
   }
 }
\ No newline at end of file
diff --git a/plugins/aarch64/libskyhook.dylib b/plugins/aarch64/libskyhook.dylib
index 4894831..609a4b6 100755
Binary files a/plugins/aarch64/libskyhook.dylib and b/plugins/aarch64/libskyhook.dylib differ
diff --git a/plugins/aarch64/libskyhook.dylib.meta b/plugins/aarch64/libskyhook.dylib.meta
index 0e1f0a5..db088c3 100644
--- a/plugins/aarch64/libskyhook.dylib.meta
+++ b/plugins/aarch64/libskyhook.dylib.meta
@@ -11,6 +11,17 @@ PluginImporter:
   isExplicitlyReferenced: 0
   validateReferences: 1
   platformData:
+  - first:
+      : Any
+    second:
+      enabled: 0
+      settings:
+        Exclude Editor: 0
+        Exclude Linux64: 1
+        Exclude OSXUniversal: 0
+        Exclude WebGL: 1
+        Exclude Win: 1
+        Exclude Win64: 1
   - first:
       Any: 
     second:
@@ -21,13 +32,33 @@ PluginImporter:
     second:
       enabled: 1
       settings:
+        CPU: ARM64
         DefaultValueInitialized: true
+        OS: OSX
+  - first:
+      Standalone: Linux64
+    second:
+      enabled: 0
+      settings:
+        CPU: x86_64
   - first:
       Standalone: OSXUniversal
     second:
       enabled: 1
       settings:
-        CPU: AnyCPU
+        CPU: ARM64
+  - first:
+      Standalone: Win
+    second:
+      enabled: 0
+      settings:
+        CPU: x86
+  - first:
+      Standalone: Win64
+    second:
+      enabled: 0
+      settings:
+        CPU: x86_64
   userData: 
   assetBundleName: 
   assetBundleVariant: 
diff --git a/plugins/i686/skyhook.dll.meta b/plugins/i686/skyhook.dll.meta
new file mode 100644
index 0000000..355516c
--- /dev/null
+++ b/plugins/i686/skyhook.dll.meta
@@ -0,0 +1,27 @@
+fileFormatVersion: 2
+guid: a9d394d2428104e008ccad309aac73a6
+PluginImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  iconMap: {}
+  executionOrder: {}
+  defineConstraints: []
+  isPreloaded: 0
+  isOverridable: 1
+  isExplicitlyReferenced: 0
+  validateReferences: 1
+  platformData:
+  - first:
+      Any: 
+    second:
+      enabled: 1
+      settings: {}
+  - first:
+      Editor: Editor
+    second:
+      enabled: 0
+      settings:
+        DefaultValueInitialized: true
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/plugins/x86_64/libskyhook.dylib b/plugins/x86_64/libskyhook.dylib
index 039e5ab..f0f93b5 100755
Binary files a/plugins/x86_64/libskyhook.dylib and b/plugins/x86_64/libskyhook.dylib differ
diff --git a/plugins/x86_64/libskyhook.dylib.meta b/plugins/x86_64/libskyhook.dylib.meta
new file mode 100644
index 0000000..e890b27
--- /dev/null
+++ b/plugins/x86_64/libskyhook.dylib.meta
@@ -0,0 +1,69 @@
+fileFormatVersion: 2
+guid: 64e8137adce094429a9428464a954f6a
+PluginImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  iconMap: {}
+  executionOrder: {}
+  defineConstraints: []
+  isPreloaded: 0
+  isOverridable: 1
+  isExplicitlyReferenced: 0
+  validateReferences: 1
+  platformData:
+  - first:
+      : Any
+    second:
+      enabled: 0
+      settings:
+        Exclude Editor: 0
+        Exclude Linux64: 0
+        Exclude OSXUniversal: 0
+        Exclude WebGL: 0
+        Exclude Win: 0
+        Exclude Win64: 0
+  - first:
+      Any: 
+    second:
+      enabled: 1
+      settings: {}
+  - first:
+      Editor: Editor
+    second:
+      enabled: 1
+      settings:
+        CPU: x86_64
+        DefaultValueInitialized: true
+        OS: OSX
+  - first:
+      Standalone: Linux64
+    second:
+      enabled: 1
+      settings:
+        CPU: AnyCPU
+  - first:
+      Standalone: OSXUniversal
+    second:
+      enabled: 1
+      settings:
+        CPU: x86_64
+  - first:
+      Standalone: Win
+    second:
+      enabled: 1
+      settings:
+        CPU: None
+  - first:
+      Standalone: Win64
+    second:
+      enabled: 1
+      settings:
+        CPU: x86_64
+  - first:
+      WebGL: WebGL
+    second:
+      enabled: 1
+      settings: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: