diff --git a/lib/data/models/appconfig.dart b/lib/data/models/appconfig.dart
index a2086b527..19dcf0565 100644
--- a/lib/data/models/appconfig.dart
+++ b/lib/data/models/appconfig.dart
@@ -30,4 +30,10 @@ class AppConfig {
         config.products.map((user) => user.devicename).toList();
     return names;
   }
+
+  static DBProduct? getproduct(String name) {
+    final foundProduct =
+        config.products.firstWhere((product) => product.devicename == name);
+    return foundProduct;
+  }
 }
diff --git a/lib/modules/ota_upgrade/controllers/ota_upgrade_controller.dart b/lib/modules/ota_upgrade/controllers/ota_upgrade_controller.dart
index 907dd85f8..6d1162846 100644
--- a/lib/modules/ota_upgrade/controllers/ota_upgrade_controller.dart
+++ b/lib/modules/ota_upgrade/controllers/ota_upgrade_controller.dart
@@ -1,4 +1,5 @@
 import 'package:classic_bluetooth/classic_bluetooth.dart';
+import 'package:voitrans/data/models/appconfig_model.dart';
 import '/routes/app_routes.dart';
 import 'package:logger/web.dart';
 import 'package:flutter/material.dart';
@@ -12,6 +13,7 @@ import 'package:dio/dio.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:ota/ota.dart';
 import '../../../data/services/ble_manager.dart';
+import '../../../data/models/appconfig.dart';
 
 class OtaUpgradeController extends GetxController {
   static const int NOT_STARTED = -1; // 未开始
@@ -193,24 +195,26 @@ class OtaUpgradeController extends GetxController {
         _address = connectedDevices.first.address;
       }
 
-      // API请求
-      final response = await Api.getproduct({
-        "id": deviceInfo.firmwareProductId,
-      });
+      DBProduct? product = AppConfig.getproduct("DeapSound");
 
-      // 处理API响应
-      if (response['product'] == null) {
-        throw const FormatException('API 响应格式错误');
-      }
+      // // API请求
+      // final response = await Api.getproduct({
+      //   "id": deviceInfo.firmwareProductId,
+      // });
+
+      // // 处理API响应
+      // if (response['product'] == null) {
+      //   throw const FormatException('API 响应格式错误');
+      // }
 
-      final resp = OtaConfigResp.fromJson(response);
-      Logger().d('getequipmentinfo,resp.systemversion: ${resp.systemversion}');
-      latestVersion.value = resp.systemversion!;
-      updatedescription.value = resp.updatedescription!;
-      updatepackageaddress = resp.updatepackageaddress!;
+      // final resp = OtaConfigResp.fromJson(response);
+      // Logger().d('getequipmentinfo,resp.systemversion: ${resp.systemversion}');
+      // latestVersion.value = resp.systemversion!;
+      // updatedescription.value = resp.updatedescription!;
+      updatepackageaddress = product!.updatepackageaddress!;
 
       // 版本检查
-      bool isUpdate = _isNewVersionAvailable(resp.systemversion!);
+      bool isUpdate = _isNewVersionAvailable(product!.version!);
 
       if (isUpdate) {
         await _bleManager.setEnterOta(true);
diff --git a/lib/modules/settings/controllers/settings_controller.dart b/lib/modules/settings/controllers/settings_controller.dart
index 5b92b5474..7c3bf6a8c 100644
--- a/lib/modules/settings/controllers/settings_controller.dart
+++ b/lib/modules/settings/controllers/settings_controller.dart
@@ -1,4 +1,3 @@
-import 'package:firebase_auth/firebase_auth.dart' as firebase;
 import 'package:get/get.dart';
 import 'package:flutter/material.dart';
 import 'package:dio/dio.dart';
@@ -7,15 +6,11 @@ import '../../../core/themes/theme_service.dart';
 import '../../../data/services/speech_factory.dart';
 import '../models/language_model.dart';
 import 'package:logger/logger.dart';
-import '../../../data/models/user_Info.dart';
 import '../../../data/services/ble_manager.dart';
 
-import 'package:path_provider/path_provider.dart';
-import 'dart:io';
 import 'package:package_info_plus/package_info_plus.dart';
 import 'package:permission_handler/permission_handler.dart';
 import 'dart:async';
-import 'package:app_settings/app_settings.dart';
 import '../../../data/services/version_update_service.dart';
 import '../../common/widgets/version_update_dialog.dart';
 
@@ -128,6 +123,8 @@ class SettingsController extends GetxController {
   final appVersion = ''.obs;
   final buildNumber = ''.obs;
 
+  bool isCheckingUpdate = false; //状态锁，防止重复检查
+
   // 权限相关
   // 权限组，用于在UI中显示
   final List<Map<String, dynamic>> permissionGroups = [
@@ -482,6 +479,9 @@ class SettingsController extends GetxController {
 
   /// 手动检查版本更新
   Future<void> checkForUpdate() async {
+    if (isCheckingUpdate) return;
+    isCheckingUpdate = true;
+
     try {
       // 显示加载提示
       Get.dialog(
@@ -515,7 +515,7 @@ class SettingsController extends GetxController {
     } catch (e) {
       // 关闭加载提示
       if (Get.isDialogOpen == true) {
-        Get.back();
+        Get.back(closeOverlays: true);
       }
 
       Get.snackbar(
@@ -525,6 +525,8 @@ class SettingsController extends GetxController {
         backgroundColor: Colors.red.withOpacity(0.8),
         colorText: Colors.white,
       );
+    } finally {
+      isCheckingUpdate = false;
     }
   }
 }