diff --git a/Utils/NginxCleaner.cs b/Utils/NginxCleaner.cs
index 06eb996..09ea2bc 100644
--- a/Utils/NginxCleaner.cs
+++ b/Utils/NginxCleaner.cs
@@ -2,44 +2,34 @@
 using System;
 using System.IO;
 using System.Security.Cryptography.X509Certificates;
-using System.Threading;
 using System.Threading.Tasks;
 
 namespace Sheas_Cealer.Utils;
 
 internal static class NginxCleaner
 {
-    internal static readonly SemaphoreSlim IsNginxCleaningSemaphore = new(1);
-
     internal static async Task Clean()
     {
-        if (!await IsNginxCleaningSemaphore.WaitAsync(0))
-            return;
+        string hostsContent = await File.ReadAllTextAsync(MainConst.HostsConfPath);
+        int hostsConfStartIndex = hostsContent.IndexOf(MainConst.HostsConfStartMarker, StringComparison.Ordinal);
+        int hostsConfEndIndex = hostsContent.LastIndexOf(MainConst.HostsConfEndMarker, StringComparison.Ordinal);
 
-        try
-        {
-            string hostsContent = await File.ReadAllTextAsync(MainConst.HostsConfPath);
-            int hostsConfStartIndex = hostsContent.IndexOf(MainConst.HostsConfStartMarker, StringComparison.Ordinal);
-            int hostsConfEndIndex = hostsContent.LastIndexOf(MainConst.HostsConfEndMarker, StringComparison.Ordinal);
+        if (hostsConfStartIndex != -1 && hostsConfEndIndex != -1)
+            await File.WriteAllTextAsync(MainConst.HostsConfPath, hostsContent.Remove(hostsConfStartIndex, hostsConfEndIndex - hostsConfStartIndex + MainConst.HostsConfEndMarker.Length));
 
-            if (hostsConfStartIndex != -1 && hostsConfEndIndex != -1)
-                await File.WriteAllTextAsync(MainConst.HostsConfPath, hostsContent.Remove(hostsConfStartIndex, hostsConfEndIndex - hostsConfStartIndex + MainConst.HostsConfEndMarker.Length));
+        using X509Store certStore = new(StoreName.Root, StoreLocation.LocalMachine, OpenFlags.ReadWrite);
 
-            using X509Store certStore = new(StoreName.Root, StoreLocation.CurrentUser, OpenFlags.ReadWrite);
+        foreach (X509Certificate2 storedCert in certStore.Certificates)
+            if (storedCert.Subject == MainConst.NginxRootCertSubjectName)
+                while (true)
+                    try
+                    {
+                        certStore.Remove(storedCert);
 
-            foreach (X509Certificate2 storedCert in certStore.Certificates)
-                if (storedCert.Subject == MainConst.NginxRootCertSubjectName)
-                    while (true)
-                        try
-                        {
-                            certStore.Remove(storedCert);
+                        break;
+                    }
+                    catch { }
 
-                            break;
-                        }
-                        catch { }
-
-            certStore.Close();
-        }
-        finally { IsNginxCleaningSemaphore.Release(); }
+        certStore.Close();
     }
 }
\ No newline at end of file
diff --git a/Wins/MainWin.xaml.cs b/Wins/MainWin.xaml.cs
index f04b63d..5913a3d 100644
--- a/Wins/MainWin.xaml.cs
+++ b/Wins/MainWin.xaml.cs
@@ -206,9 +206,6 @@ public partial class MainWin : Window
 
         if (!MainPres.IsConginxRunning && !MainPres.IsNginxRunning)
         {
-            if (NginxCleaner.IsNginxCleaningSemaphore.CurrentCount == 0 || !await IsNginxLaunchingSemaphore.WaitAsync(0))
-                return;
-
             try
             {
                 if ((!MainPres.IsConginxExist && !MainPres.IsNginxExist) ||
@@ -238,7 +235,7 @@ public partial class MainWin : Window
                 rootCertRequest.CertificateExtensions.Add(new X509BasicConstraintsExtension(true, false, 0, false));
 
                 using X509Certificate2 rootCert = rootCertRequest.CreateSelfSigned(DateTimeOffset.UtcNow, DateTimeOffset.UtcNow.AddYears(100));
-                using X509Store certStore = new(StoreName.Root, StoreLocation.CurrentUser, OpenFlags.ReadWrite);
+                using X509Store certStore = new(StoreName.Root, StoreLocation.LocalMachine, OpenFlags.ReadWrite);
 
                 certStore.Add(rootCert);
                 certStore.Close();