Some tweaks

Test_Merge/Form1.cs

@@ -39,7 +39,13 @@ namespace Test_Merge
         private async void btnSettings_Click(object sender, EventArgs e)
         {
             if (Emulator != null)
-                Emulator.Stop();
+                Emulator.ResetDriver();
+
+            Emulator = null;
+            Wrapper = null;
+
+            GC.Collect();
+
             Settings settingsForm = new Settings();
             settingsForm.ShowDialog();
             //MessageBox.Show(settingsForm.GrandPrixUrl + Environment.NewLine + settingsForm.GrandPrixName + Environment.NewLine + settingsForm.GrandPrixYear);
@@ -171,6 +177,8 @@ namespace Test_Merge
                 Emulator = null;
                 Wrapper = null;
 
+                GC.Collect();
+
                 Emulator = new F1TVEmulator(GpUrl);
                 errorCode = await Emulator.Start();
             });

Test_Merge/Settings.cs

@@ -359,6 +359,8 @@ namespace Test_Merge
             {
                 Emulator.Stop();
             }
+            Emulator = null;
+            GC.Collect();
         }
 
         private void btnResetDriver_Click(object sender, EventArgs e)