diff --git a/dist/better-xcloud.lite.user.js b/dist/better-xcloud.lite.user.js
index 78842e0..1221068 100644
--- a/dist/better-xcloud.lite.user.js
+++ b/dist/better-xcloud.lite.user.js
@@ -2381,7 +2381,7 @@ class MouseDataProvider {
 class MkbHandler {}
 class LocalDb {
  static DB_NAME = "BetterXcloud";
- static DB_VERSION = 1;
+ static DB_VERSION = 2;
  db;
  open() {
   return new Promise((resolve, reject) => {
@@ -2438,17 +2438,16 @@ class MkbPresetsDb extends LocalDb {
   super();
   BxLogger.info(this.LOG_TAG, "constructor()");
  }
+ createTable(db) {
+  db.createObjectStore(this.TABLE_PRESETS, {
+   keyPath: "id",
+   autoIncrement: !0
+  }).createIndex("name_idx", "name");
+ }
  onUpgradeNeeded(e) {
   let db = e.target.result;
-  switch (e.oldVersion) {
-   case 0: {
-    db.createObjectStore(this.TABLE_PRESETS, {
-     keyPath: "id",
-     autoIncrement: !0
-    }).createIndex("name_idx", "name");
-    break;
-   }
-  }
+  if (db.objectStoreNames.contains("undefined")) db.deleteObjectStore("undefined");
+  if (!db.objectStoreNames.contains(this.TABLE_PRESETS)) this.createTable(db);
  }
  async presetsTable() {
   return await this.open(), await this.table(this.TABLE_PRESETS, "readwrite");
diff --git a/dist/better-xcloud.user.js b/dist/better-xcloud.user.js
index 6fd22f7..0c02466 100644
--- a/dist/better-xcloud.user.js
+++ b/dist/better-xcloud.user.js
@@ -2656,7 +2656,7 @@ class NativeMkbHandler extends MkbHandler {
 }
 class LocalDb {
  static DB_NAME = "BetterXcloud";
- static DB_VERSION = 1;
+ static DB_VERSION = 2;
  db;
  open() {
   return new Promise((resolve, reject) => {
@@ -2713,17 +2713,16 @@ class MkbPresetsDb extends LocalDb {
   super();
   BxLogger.info(this.LOG_TAG, "constructor()");
  }
+ createTable(db) {
+  db.createObjectStore(this.TABLE_PRESETS, {
+   keyPath: "id",
+   autoIncrement: !0
+  }).createIndex("name_idx", "name");
+ }
  onUpgradeNeeded(e) {
   let db = e.target.result;
-  switch (e.oldVersion) {
-   case 0: {
-    db.createObjectStore(this.TABLE_PRESETS, {
-     keyPath: "id",
-     autoIncrement: !0
-    }).createIndex("name_idx", "name");
-    break;
-   }
-  }
+  if (db.objectStoreNames.contains("undefined")) db.deleteObjectStore("undefined");
+  if (!db.objectStoreNames.contains(this.TABLE_PRESETS)) this.createTable(db);
  }
  async presetsTable() {
   return await this.open(), await this.table(this.TABLE_PRESETS, "readwrite");
diff --git a/src/utils/local-db/local-db.ts b/src/utils/local-db/local-db.ts
index 1406ceb..cd4b330 100644
--- a/src/utils/local-db/local-db.ts
+++ b/src/utils/local-db/local-db.ts
@@ -1,8 +1,8 @@
 export abstract class LocalDb {
     static readonly DB_NAME = 'BetterXcloud';
-    static readonly DB_VERSION = 1;
+    static readonly DB_VERSION = 2;
 
-    private db: any;
+    protected db!: IDBDatabase;
 
     protected open() {
         return new Promise<void>((resolve, reject) => {
@@ -29,7 +29,7 @@ export abstract class LocalDb {
 
     protected abstract onUpgradeNeeded(e: IDBVersionChangeEvent): void;
 
-    protected table(name: string, type: string): Promise<IDBObjectStore> {
+    protected table(name: string, type: IDBTransactionMode): Promise<IDBObjectStore> {
         const transaction = this.db.transaction(name, type || 'readonly');
         const table = transaction.objectStore(name);
 
diff --git a/src/utils/local-db/mkb-presets-db.ts b/src/utils/local-db/mkb-presets-db.ts
index 1aa6e3b..be45dae 100644
--- a/src/utils/local-db/mkb-presets-db.ts
+++ b/src/utils/local-db/mkb-presets-db.ts
@@ -18,17 +18,23 @@ export class MkbPresetsDb extends LocalDb {
         BxLogger.info(this.LOG_TAG, 'constructor()');
     }
 
+    private createTable(db: IDBDatabase) {
+        const presets = db.createObjectStore(this.TABLE_PRESETS, {
+            keyPath: 'id',
+            autoIncrement: true,
+        });
+        presets.createIndex('name_idx', 'name');
+    }
+
     protected onUpgradeNeeded(e: IDBVersionChangeEvent): void {
-        const db = (e.target! as any).result;
-        switch (e.oldVersion) {
-            case 0: {
-                const presets = db.createObjectStore(this.TABLE_PRESETS, {
-                    keyPath: 'id',
-                    autoIncrement: true,
-                });
-                presets.createIndex('name_idx', 'name');
-                break;
-            }
+        const db = (e.target! as any).result as IDBDatabase;
+
+        if (db.objectStoreNames.contains('undefined')) {
+            db.deleteObjectStore('undefined');
+        }
+
+        if (!db.objectStoreNames.contains(this.TABLE_PRESETS)) {
+            this.createTable(db);
         }
     }