diff --git a/ios/Podfile b/ios/Podfile
index 41d32f019..de6128257 100644
--- a/ios/Podfile
+++ b/ios/Podfile
@@ -40,6 +40,31 @@ target 'Runner' do
 end
 
 post_install do |installer|
+  # ---- Auto patch: bridge symlink for swift_sdk_local ----
+  # local_plugins/chat_api/ios/chat_api/Package.swift 用 path 引用
+  # `../../../swift_sdk_local`。Flutter 会把 chat_api 软链进
+  # ios/Flutter/ephemeral/Packages/.packages/chat_api，SwiftPM 解析这条相对路径时
+  # 用的是软链路径，会去 ios/Flutter/ephemeral/swift_sdk_local 找包。
+  # 这里建一条桥接软链让它能找到 local_plugins/swift_sdk_local。
+  ephemeral_dir = File.expand_path('Flutter/ephemeral', __dir__)
+  if Dir.exist?(ephemeral_dir)
+    bridge_link = File.join(ephemeral_dir, 'swift_sdk_local')
+    bridge_target = '../../../local_plugins/swift_sdk_local'
+    # 已存在且指向正确就跳过；否则重建
+    needs_create = true
+    if File.symlink?(bridge_link)
+      current = File.readlink(bridge_link)
+      needs_create = (current != bridge_target)
+      File.delete(bridge_link) if needs_create
+    elsif File.exist?(bridge_link)
+      raise "[Podfile patch] #{bridge_link} 已存在但不是软链，无法替换；请手动处理"
+    end
+    if needs_create
+      File.symlink(bridge_target, bridge_link)
+      puts "[Podfile patch] Created swift_sdk_local bridge symlink: #{bridge_link} -> #{bridge_target}"
+    end
+  end
+
   # ---- Auto patch: bump FlutterGeneratedPluginSwiftPackage iOS platform ----
   # Flutter 生成的中介包总是写死 .iOS("12.0")，与 Podfile 中的
   # platform :ios, '16.0' 不一致，会报
diff --git a/lib/data/models/appconfig.dart b/lib/data/models/appconfig.dart
index 8ce31d29f..d24941c85 100644
--- a/lib/data/models/appconfig.dart
+++ b/lib/data/models/appconfig.dart
@@ -7,7 +7,7 @@ class AppConfig {
   // true  => 首页/发现页切换为精简布局，新手引导跳过 AI 引导步骤
   // false => 保持原有布局
   // TODO: 后续接入 BLE PID 判断逻辑，B017 设备连接时自动置 true
-  static bool hideAiAssistant = false;
+  static bool hideAiAssistant = true;
 
   static late UserGetAppConfigResp config;
 
diff --git a/lib/data/services/ble_manager.dart b/lib/data/services/ble_manager.dart
index 7855674d8..747ab4cc4 100644
--- a/lib/data/services/ble_manager.dart
+++ b/lib/data/services/ble_manager.dart
@@ -1000,6 +1000,19 @@ class BleManager extends GetxService {
       final stsProductKey = _storage.read<String>('sts_product_key') ?? '';
       // 使用当前连接设备的 SN（配对时写入），认证失败由原生层上报 credential_failed 事件
       final stsDeviceNo = _storage.read<String>('device_sts_code') ?? '';
+      // 启动前自检：若上次认证下发的 deviceNo 与当前设备 SN 不一致，
+      // 说明用户换了设备（或在多台已绑设备间切换），清掉旧凭据强制重新认证。
+      // 仅在 STS 模式且两端都有值时做比对，避免误清。
+      if (agentMode == 'sts' && stsDeviceNo.isNotEmpty) {
+        final lastAuthNo = _storage.read<String>('sts_device_no') ?? '';
+        if (lastAuthNo.isNotEmpty && lastAuthNo != stsDeviceNo) {
+          _storage.remove('sts_device_id');
+          _storage.remove('sts_device_secret');
+          _storage.remove('sts_device_no');
+          Logger.i('BleManager',
+              'STS 设备 SN 变更（$lastAuthNo → $stsDeviceNo），已清除旧凭据，强制重新认证');
+        }
+      }
       final stsDeviceId = _storage.read<String>('sts_device_id') ?? '';
       final stsDeviceSecret = _storage.read<String>('sts_device_secret') ?? '';
       // 从 UserDevice 获取当前连接设备的 CMEI
diff --git a/lib/modules/pairing/controllers/pairing_controller.dart b/lib/modules/pairing/controllers/pairing_controller.dart
index e938d4ca9..43735c595 100644
--- a/lib/modules/pairing/controllers/pairing_controller.dart
+++ b/lib/modules/pairing/controllers/pairing_controller.dart
@@ -1312,6 +1312,7 @@ class PairingController extends GetxController with WidgetsBindingObserver {
     _storage.remove('device_sts_code');
     _storage.remove('sts_device_id');
     _storage.remove('sts_device_secret');
+    _storage.remove('sts_device_no');
     _storage.remove('sts_product_id');
     _storage.remove('sts_product_key');
     _storage.remove('sts_tui');
diff --git a/local_plugins/chat_api/ios/chat_api/Package.swift b/local_plugins/chat_api/ios/chat_api/Package.swift
index 282943946..aa93bb275 100644
--- a/local_plugins/chat_api/ios/chat_api/Package.swift
+++ b/local_plugins/chat_api/ios/chat_api/Package.swift
@@ -17,12 +17,18 @@ let package = Package(
         // 改用本地副本：上游 swift-sdk 0.9.0 的 Package.swift 声明 swift-tools-version:6.0
         // 会在 Xcode 16 上把 sending 警告升级为错误；且上游 0.10+ 已修改 Tool.Content
         // 的 case 签名，会导致 MCPClient.swift tuple 解构编译失败。本地副本锁定为 0.9.0 + 5.10。
+        //
+        // 路径 `../../../swift_sdk_local` 是从本插件真实位置 local_plugins/chat_api/ios/chat_api/
+        // 算的。Flutter 构建会把本插件软链进 ios/Flutter/ephemeral/Packages/.packages/chat_api，
+        // SwiftPM 解析此相对路径时基于软链位置 → 会去 ios/Flutter/ephemeral/swift_sdk_local 找。
+        // 因此 ios/Podfile 的 post_install 钩子会自动建一条
+        // ios/Flutter/ephemeral/swift_sdk_local → local_plugins/swift_sdk_local 的桥接软链。
         .package(path: "../../../swift_sdk_local"),
         .package(path: "../../../location_service/ios/location_service"),
         .package(path: "../../../music_service/ios/music_service"),
         .package(path: "../../../qq_music/ios/qq_music"),
 
-        
+
     ],
     targets: [
         .target(
diff --git a/pubspec.yaml b/pubspec.yaml
index 7bad91fa4..b56eb7a96 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: voitrans
 description: "Voitrans - AI Voice Assistant."
 publish_to: "none"
-version: 1.0.29+104
+version: 1.0.30+105
 
 environment:
   sdk: ">=3.3.0 <4.0.0"