diff --git a/_config/sql/update-datas.sql b/_config/sql/update-datas.sql
index 9053a5189..c5fa9d091 100644
--- a/_config/sql/update-datas.sql
+++ b/_config/sql/update-datas.sql
@@ -3,3 +3,27 @@
 -- 入口已由 WxAppHub(id=40106, menu.payment.wx.app)统一接管
 
 DELETE FROM "public"."iam_perm_menu" WHERE "id" IN (4040113, 4040119, 40503);
+
+-- 「移动端应用管理」菜单归属迁移: 系统管理>系统配置 → 支付管理(顶级)
+-- 40504=MobileAppConfig(移动端应用管理)、40505=MobileAppDetail(移动端应用详情)
+-- 原因: 该配置的 cashier(收银台小程序)凭证被支付核心 CashierAuthService 直接依赖, 属支付链路前置配置;
+--       表 pay_platform_mobile_app 前缀亦属支付域。pid 由 304(系统配置) 改为 4(支付管理)。
+-- 注: 405(支付配置 catalog) 在运营端已软删(deleted=t), 故直接挂顶级 4 下, 与"支付产品配置(40105)"平级。
+
+-- 40504 主菜单: pid 304→4, menu_code/i18n_key/component/path 支付域化, sort_no 调整到支付产品配置之后
+UPDATE "public"."iam_perm_menu" SET
+  "pid" = 4,
+  "menu_code" = 'payment:config:mobile-app',
+  "i18n_key" = 'menu.payment.config.mobileApp',
+  "component" = '/payment/config/mobile-app/MobileAppConfig',
+  "path" = '/payment/config/mobile-app',
+  "sort_no" = 2.7
+WHERE "id" = 40504;
+
+-- 40505 详情子页: menu_code/i18n_key/component/path 支付域化 (pid 仍挂 40504)
+UPDATE "public"."iam_perm_menu" SET
+  "menu_code" = 'payment:config:mobile-app-detail',
+  "i18n_key" = 'menu.payment.config.mobileAppDetail',
+  "component" = '/payment/config/mobile-app/detail/MobileAppDetail',
+  "path" = '/payment/config/mobile-app/detail/:appType'
+WHERE "id" = 40505;
diff --git a/daxpay-platform/daxpay-platform-core/src/main/java/cn/daxpay/open/platform/core/code/PermCodes.java b/daxpay-platform/daxpay-platform-core/src/main/java/cn/daxpay/open/platform/core/code/PermCodes.java
index 9755e8da9..cbcd0f0c4 100644
--- a/daxpay-platform/daxpay-platform-core/src/main/java/cn/daxpay/open/platform/core/code/PermCodes.java
+++ b/daxpay-platform/daxpay-platform-core/src/main/java/cn/daxpay/open/platform/core/code/PermCodes.java
@@ -201,6 +201,12 @@ public interface PermCodes {
                 /// 菜单编码
                 String MENU = "payment:config:wx-verify";
             }
+
+            /// 移动端应用管理 menuCode=payment:config:mobile-app
+            interface MobileApp {
+                /// 菜单编码
+                String MENU = "payment:config:mobile-app";
+            }
         }
 
         /// 微信开放应用主数据 menuCode=payment:wx:*
@@ -392,12 +398,6 @@ public interface PermCodes {
             String MENU = "system:protocol";
         }
 
-        /// 移动端应用管理 menuCode=system:config:mobile-app
-        interface MobileApp {
-            /// 菜单编码
-            String MENU = "system:config:mobile-app";
-        }
-
         /// 敏感词词库 menuCode=system:sensitive-word
         interface SensitiveWord {
             /// 菜单编码
diff --git a/daxpay-platform/daxpay-platform-service/service-system/src/main/java/cn/daxpay/open/platform/system/controller/config/mobile/MobileAppController.java b/daxpay-platform/daxpay-platform-service/service-system/src/main/java/cn/daxpay/open/platform/system/controller/config/mobile/MobileAppController.java
index 0e43e62f0..e3fc42cc9 100644
--- a/daxpay-platform/daxpay-platform-service/service-system/src/main/java/cn/daxpay/open/platform/system/controller/config/mobile/MobileAppController.java
+++ b/daxpay-platform/daxpay-platform-service/service-system/src/main/java/cn/daxpay/open/platform/system/controller/config/mobile/MobileAppController.java
@@ -21,7 +21,7 @@ import java.util.List;
 ///
 /// 平台级移动端应用(商户端/管理端/收银台小程序)的密钥、通知、用户绑定配置管理。
 /// 按端类型(appType)+移动平台(platform)维度, 每组合一条配置记录。
-@PermCode(menuCode = PermCodes.System.MobileApp.MENU)
+@PermCode(menuCode = PermCodes.Payment.Config.MobileApp.MENU)
 @Validated
 @Tag(name = "移动端应用配置管理")
 @RestController