diff --git a/JL.Windows/ConfigManager.cs b/JL.Windows/ConfigManager.cs
index 288ee6b8..c0b5fa06 100644
--- a/JL.Windows/ConfigManager.cs
+++ b/JL.Windows/ConfigManager.cs
@@ -204,28 +204,26 @@ private ConfigManager()
 
     public static void ResetConfigs()
     {
-        Instance.SaveBeforeClosing();
+        using SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
+        Instance.SaveBeforeClosing(connection);
         ConfigDBManager.DeleteAllSettingsFromProfile("MainWindowTopPosition", "MainWindowLeftPosition");
 
         ConfigManager newInstance = new();
-        using (SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection())
-        {
-            ConfigDBManager.InsertSetting(connection, nameof(Theme), newInstance.Theme.ToString());
-            ConfigDBManager.InsertSetting(connection, nameof(StripPunctuationBeforeCalculatingCharacterCount), newInstance.StripPunctuationBeforeCalculatingCharacterCount.ToString());
-        }
+        ConfigDBManager.InsertSetting(connection, nameof(Theme), newInstance.Theme.ToString());
+        ConfigDBManager.InsertSetting(connection, nameof(StripPunctuationBeforeCalculatingCharacterCount), newInstance.StripPunctuationBeforeCalculatingCharacterCount.ToString());
 
         newInstance.Theme = Instance.Theme;
         newInstance.StripPunctuationBeforeCalculatingCharacterCount = Instance.StripPunctuationBeforeCalculatingCharacterCount;
 
         Instance = newInstance;
         CoreConfigManager.CreateNewCoreConfigManager();
-        Instance.ApplyPreferences();
+        Instance.ApplyPreferences(connection);
+
+        ConfigDBManager.AnalyzeAndVacuum(connection);
     }
 
-    public void ApplyPreferences()
+    public void ApplyPreferences(SqliteConnection connection)
     {
-        using SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
-
         CoreConfigManager coreConfigManager = CoreConfigManager.Instance;
         coreConfigManager.ApplyPreferences(connection);
 
@@ -742,10 +740,7 @@ public void ApplyPreferences()
 
     public void LoadPreferenceWindow(PreferencesWindow preferenceWindow)
     {
-        ConfigDBManager.CreateDB();
-
         preferenceWindow.JLVersionTextBlock.Text = string.Create(CultureInfo.InvariantCulture, $"v{Utils.JLVersion}");
-
         preferenceWindow.DisableHotkeysKeyGestureTextBox.Text = DisableHotkeysKeyGesture.ToFormattedString();
         preferenceWindow.MiningModeKeyGestureTextBox.Text = MiningModeKeyGesture.ToFormattedString();
         preferenceWindow.PlayAudioKeyGestureTextBox.Text = PlayAudioKeyGesture.ToFormattedString();
@@ -1410,9 +1405,9 @@ public async Task SavePreferences(PreferencesWindow preferenceWindow)
 
             ConfigDBManager.UpdateSetting(connection, "MainWindowLeftPosition",
                 (mainWindow.Left * dpi.DpiScaleX).ToString(CultureInfo.InvariantCulture));
-        }
 
-        ApplyPreferences();
+            ApplyPreferences(connection);
+        }
 
         if (preferenceWindow.SetAnkiConfig)
         {
@@ -1420,11 +1415,8 @@ public async Task SavePreferences(PreferencesWindow preferenceWindow)
         }
     }
 
-    public void SaveBeforeClosing()
+    public void SaveBeforeClosing(SqliteConnection connection)
     {
-        ConfigDBManager.CreateDB();
-        using SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
-
         MainWindow mainWindow = MainWindow.Instance;
         ConfigDBManager.UpdateSetting(connection, "MainWindowFontSize",
             mainWindow.FontSizeSlider.Value.ToString(CultureInfo.InvariantCulture));
diff --git a/JL.Windows/GUI/MainWindow.xaml.cs b/JL.Windows/GUI/MainWindow.xaml.cs
index f687e010..5a9dd075 100644
--- a/JL.Windows/GUI/MainWindow.xaml.cs
+++ b/JL.Windows/GUI/MainWindow.xaml.cs
@@ -74,10 +74,10 @@ protected override async void OnSourceInitialized(EventArgs e)
 
         ConfigDBManager.CreateDB();
 
-        SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
-        await using (connection.ConfigureAwait(true))
+        SqliteConnection migrationConnection = ConfigDBManager.CreateReadWriteDBConnection();
+        await using (migrationConnection.ConfigureAwait(true))
         {
-            await ConfigMigrationManager.MigrateConfig(connection).ConfigureAwait(true);
+            await ConfigMigrationManager.MigrateConfig(migrationConnection).ConfigureAwait(true);
         }
 
         SqliteConnection readOnlyConnection = ConfigDBManager.CreateReadOnlyDBConnection();
@@ -88,7 +88,11 @@ protected override async void OnSourceInitialized(EventArgs e)
         }
 
         ConfigManager configManager = ConfigManager.Instance;
-        configManager.ApplyPreferences();
+        SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
+        await using (connection.ConfigureAwait(true))
+        {
+            configManager.ApplyPreferences(connection);
+        }
 
         RegexReplacerUtils.PopulateRegexReplacements();
 
@@ -433,12 +437,12 @@ public async Task HandleAppClosing()
     {
         SystemEvents.DisplaySettingsChanged -= DisplaySettingsChanged;
         MagpieUtils.UnmarkWindowAsMagpieToolWindow(WindowHandle);
-        ConfigManager.Instance.SaveBeforeClosing();
-        Stats.IncrementStat(StatType.Time, StatsUtils.StatsStopWatch.ElapsedTicks);
 
         SqliteConnection connection = ConfigDBManager.CreateReadWriteDBConnection();
         await using (connection.ConfigureAwait(false))
         {
+            ConfigManager.Instance.SaveBeforeClosing(connection);
+            Stats.IncrementStat(StatType.Time, StatsUtils.StatsStopWatch.ElapsedTicks);
             StatsDBUtils.UpdateLifetimeStats(connection);
             StatsDBUtils.UpdateProfileLifetimeStats(connection);
         }
diff --git a/JL.Windows/GUI/PreferencesWindow.xaml.cs b/JL.Windows/GUI/PreferencesWindow.xaml.cs
index 094aa7c9..b3c02fba 100644
--- a/JL.Windows/GUI/PreferencesWindow.xaml.cs
+++ b/JL.Windows/GUI/PreferencesWindow.xaml.cs
@@ -644,14 +644,14 @@ private void ProfileComboBox_SelectionChanged(object sender, SelectionChangedEve
             ProfileDBUtils.UpdateCurrentProfile(connection);
             Stats.ProfileLifetimeStats = StatsDBUtils.GetStatsFromDB(connection, ProfileUtils.CurrentProfileId)!;
             StatsDBUtils.UpdateProfileLifetimeStats(connection);
-        }
 
-        ConfigManager configManager = ConfigManager.Instance;
-        Application.Current.Dispatcher.Invoke(() =>
-        {
-            configManager.ApplyPreferences();
-            configManager.LoadPreferenceWindow(this);
-        });
+            ConfigManager configManager = ConfigManager.Instance;
+            Application.Current.Dispatcher.Invoke(() =>
+            {
+                configManager.ApplyPreferences(connection);
+                configManager.LoadPreferenceWindow(this);
+            });
+        }
 
         RegexReplacerUtils.PopulateRegexReplacements();
     }