diff --git a/DS4Windows/DS4Control/ControlService.cs b/DS4Windows/DS4Control/ControlService.cs
index 3c4ff38..8c6d7fc 100644
--- a/DS4Windows/DS4Control/ControlService.cs
+++ b/DS4Windows/DS4Control/ControlService.cs
@@ -7,7 +7,8 @@ using System.Media;
 using System.Threading.Tasks;
 using static DS4Windows.Global;
 using System.Threading;
-using Registry = Microsoft.Win32.Registry;
+using System.Diagnostics;
+using Microsoft.Win32;
 
 namespace DS4Windows
 {
@@ -83,7 +84,32 @@ namespace DS4Windows
             }
         }
 
-        public void createHidGuardKey()
+        public void ScanPurgeHidGuard()
+        {
+            RegistryKey tempkey = Registry.LocalMachine.OpenSubKey(@"SYSTEM\CurrentControlSet\Services\HidGuardian\Parameters\Whitelist");
+            string[] subkeys = tempkey.GetSubKeyNames();
+            bool processExists = false;
+            for (int ind = 0, arlen = subkeys.Length; ind < arlen; ind++)
+            {
+                processExists = true;
+                try
+                {
+                    Process.GetProcessById(Convert.ToInt32(subkeys[ind]));
+                }
+                catch { processExists = false; }
+
+                if (!processExists)
+                {
+                    try
+                    {
+                        Registry.LocalMachine.DeleteSubKey(@"SYSTEM\CurrentControlSet\Services\HidGuardian\Parameters\Whitelist\" + subkeys[ind]);
+                    }
+                    catch { }
+                }
+            }
+        }
+
+        public void CreateHidGuardKey()
         {
             try
             {
diff --git a/DS4Windows/DS4Forms/DS4Form.cs b/DS4Windows/DS4Forms/DS4Form.cs
index 25359e5..5bbd95e 100644
--- a/DS4Windows/DS4Forms/DS4Form.cs
+++ b/DS4Windows/DS4Forms/DS4Form.cs
@@ -2463,7 +2463,7 @@ Properties.Resources.DS4Update, MessageBoxButtons.YesNo, MessageBoxIcon.Question
             {
                 Registry.LocalMachine.DeleteSubKeyTree(@"SYSTEM\CurrentControlSet\Services\HidGuardian\Parameters\Whitelist");
                 Log.LogToGui("Cleared HidGuardian Whitelist", false);
-                Program.rootHub.createHidGuardKey();
+                Program.rootHub.CreateHidGuardKey();
             }
             catch { }
         }
diff --git a/DS4Windows/Program.cs b/DS4Windows/Program.cs
index 789393f..b9254bb 100644
--- a/DS4Windows/Program.cs
+++ b/DS4Windows/Program.cs
@@ -103,7 +103,8 @@ namespace DS4Windows
             //if (mutex.WaitOne(TimeSpan.Zero, true))
             //{
                 createControlService();
-                rootHub.createHidGuardKey();
+                //rootHub.ScanPurgeHidGuard();
+                rootHub.CreateHidGuardKey();
                 //rootHub = new ControlService();
                 Application.EnableVisualStyles();
                 Application.Run(new DS4Form(args));