diff --git a/Optimizer/DebugHelper.cs b/Optimizer/DebugHelper.cs
index abbea3b..91ab05f 100644
--- a/Optimizer/DebugHelper.cs
+++ b/Optimizer/DebugHelper.cs
@@ -18,7 +18,7 @@ internal static void FindDifferenceInTwoJsons()
             var p1 = file1.Properties().ToList();
             var p2 = file2.Properties().ToList();
 
-            var missingProps = p1.Where(expected => p2.Where(actual => actual.Name == expected.Name).Count() == 0);
+            var missingProps = p1.Where(expected => !p2.Where(actual => actual.Name == expected.Name).Any());
 
             StringBuilder sb = new StringBuilder();
             foreach (var x in missingProps)
diff --git a/Optimizer/Forms/MainForm.cs b/Optimizer/Forms/MainForm.cs
index c9c3738..f0bdfc4 100644
--- a/Optimizer/Forms/MainForm.cs
+++ b/Optimizer/Forms/MainForm.cs
@@ -1192,42 +1192,42 @@ private void LoadNetworkAdapterConfig()
             if (_currentDNS == null) return;
             if (_currentDNS.Length == 0) return;
 
-            if (PingerHelper.CloudflareDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            if (Array.Exists(PingerHelper.CloudflareDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.CloudflareDNS;
                 return;
             }
-            else if (PingerHelper.OpenDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.OpenDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.OpenDNS;
                 return;
             }
-            else if (PingerHelper.Quad9DNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.Quad9DNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.Quad9DNS;
                 return;
             }
-            else if (PingerHelper.GoogleDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.GoogleDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.GoogleDNS;
                 return;
             }
-            else if (PingerHelper.AlternateDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.AlternateDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.AlternateDNS;
                 return;
             }
-            else if (PingerHelper.AdguardDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.AdguardDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.AdguardDNS;
                 return;
             }
-            else if (PingerHelper.CleanBrowsingDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.CleanBrowsingDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.CleanBrowsingDNS;
                 return;
             }
-            else if (PingerHelper.CleanBrowsingAdultDNSv4.Any(x => _currentDNS.Select(y => y.ToString()).Contains(x)))
+            else if (Array.Exists(PingerHelper.CleanBrowsingAdultDNSv4, x => _currentDNS.Select(y => y.ToString()).Contains(x)))
             {
                 boxDNS.Text = Constants.CleanBrowsingAdultFilterDNS;
                 return;
@@ -1318,7 +1318,7 @@ private void ApplyCustomDNS()
                 txtDns6B.Text
             };
 
-            if (customDns4.Any(x => string.IsNullOrEmpty(x)) || customDns6.Any(x => string.IsNullOrEmpty(x)))
+            if (Array.Exists(customDns4, x => string.IsNullOrEmpty(x)) || Array.Exists(customDns6, x => string.IsNullOrEmpty(x)))
             {
                 return;
             }
@@ -2223,9 +2223,9 @@ private void Translate(bool skipFull = false)
 
                     if (element == null) continue;
 
-                    if (element is ToggleCard)
+                    if (element is ToggleCard tc)
                     {
-                        ((ToggleCard)element).LabelText = x.Value;
+                        tc.LabelText = x.Value;
                         continue;
                     }
 
@@ -3352,7 +3352,7 @@ private void chkSelectAllModernApps_CheckedChanged(object sender, EventArgs e)
         {
             foreach (Control c in Utilities.GetSelfAndChildrenRecursive(panelUwp))
             {
-                if (c is MoonCheck) ((MoonCheck)c).Checked = chkSelectAllModernApps.Checked;
+                if (c is MoonCheck mc) mc.Checked = chkSelectAllModernApps.Checked;
             }
         }
 
@@ -3833,7 +3833,7 @@ private async void btnDownloadApps_Click(object sender, EventArgs e)
             {
                 if (string.IsNullOrEmpty(x.Tag)) continue;
                 temp = appsTab.Controls.Find(x.Tag, true);
-                if (temp.Count() == 0) continue;
+                if (!temp.Any()) continue;
                 currentCheck = (MoonCheck)temp[0];
                 if (currentCheck == null) continue;
                 if (!currentCheck.Checked) continue;
diff --git a/Optimizer/Forms/StartupRestoreForm.cs b/Optimizer/Forms/StartupRestoreForm.cs
index e1bd6b7..7e1f21f 100644
--- a/Optimizer/Forms/StartupRestoreForm.cs
+++ b/Optimizer/Forms/StartupRestoreForm.cs
@@ -38,7 +38,7 @@ private void RefreshBackups()
                 listRestoreItems.Items.Add(Path.GetFileNameWithoutExtension(x));
             }
 
-            if (_backups.Count() > 0) listRestoreItems.SelectedIndex = 0;
+            if (_backups.Any()) listRestoreItems.SelectedIndex = 0;
         }
 
         private void Translate()
diff --git a/Optimizer/SilentOps.cs b/Optimizer/SilentOps.cs
index d8b211c..207f595 100644
--- a/Optimizer/SilentOps.cs
+++ b/Optimizer/SilentOps.cs
@@ -171,8 +171,8 @@ internal static void ProcessPinger()
             {
                 bool atLeastOnePrimary4 = CurrentSilentConfig.Pinger.CustomDNSv4.Length > 0 && CurrentSilentConfig.Pinger.CustomDNSv4.Length < 3;
                 bool atLeastOnePrimary6 = CurrentSilentConfig.Pinger.CustomDNSv6.Length > 0 && CurrentSilentConfig.Pinger.CustomDNSv6.Length < 3;
-                bool notEmptyDNS4 = CurrentSilentConfig.Pinger.CustomDNSv4.Any(x => !string.IsNullOrEmpty(x));
-                bool notEmptyDNS6 = CurrentSilentConfig.Pinger.CustomDNSv6.Any(x => !string.IsNullOrEmpty(x));
+                bool notEmptyDNS4 = Array.Exists(CurrentSilentConfig.Pinger.CustomDNSv4, (x => !string.IsNullOrEmpty(x)));
+                bool notEmptyDNS6 = Array.Exists(CurrentSilentConfig.Pinger.CustomDNSv6, (x => !string.IsNullOrEmpty(x)));
 
                 if (atLeastOnePrimary4 && atLeastOnePrimary6 && notEmptyDNS4 && notEmptyDNS6)
                 {
diff --git a/Optimizer/UWPHelper.cs b/Optimizer/UWPHelper.cs
index f52b695..742422b 100644
--- a/Optimizer/UWPHelper.cs
+++ b/Optimizer/UWPHelper.cs
@@ -42,7 +42,7 @@ internal static List<KeyValuePair<string, string>> GetUWPApps(bool showAll)
                 foreach (PSObject x in psResult)
                 {
                     tmp = x.ToString().Replace("@", string.Empty).Replace("{", string.Empty).Replace("}", string.Empty).Replace("Name=", string.Empty).Replace("InstallLocation=", string.Empty).Trim().Split(';');
-                    if (!modernApps.Any(i => i.Key == tmp[0]))
+                    if (!modernApps.Exists(i => i.Key == tmp[0]))
                     {
                         modernApps.Add(new KeyValuePair<string, string>(tmp[0], tmp[1]));
                     }
diff --git a/Optimizer/Utilities.cs b/Optimizer/Utilities.cs
index ca5ffd6..74d228f 100644
--- a/Optimizer/Utilities.cs
+++ b/Optimizer/Utilities.cs
@@ -257,7 +257,7 @@ internal static void ActivateMainForm()
 
         internal static bool ServiceExists(string serviceName)
         {
-            return ServiceController.GetServices().Any(serviceController => serviceController.ServiceName.Equals(serviceName));
+            return Array.Exists(ServiceController.GetServices(), (serviceController => serviceController.ServiceName.Equals(serviceName)));
         }
 
         internal static void StopService(string serviceName)