diff --git a/zh-cn/application-dev/reference/apis/js-apis-appAccount.md b/zh-cn/application-dev/reference/apis/js-apis-appAccount.md
index 5306c002f70ab9c163866b156ed9c3aa6dd3cc85..8c78eb019a83d9e483f880cca47c2704c9951025 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-appAccount.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-appAccount.md
@@ -797,7 +797,7 @@ getAssociatedData(name: string, key: string): Promise<string>
   });
   ```
 
-### getAssociatedDataSync
+### getAssociatedDataSync<sup>9+</sup>
 
 getAssociatedDataSync(name: string, key: string): string;
 
diff --git a/zh-cn/application-dev/reference/apis/js-apis-osAccount.md b/zh-cn/application-dev/reference/apis/js-apis-osAccount.md
index 20148bd2fb9a95028724d9ce8b0754270bcf8e2c..ba85e9643d14dfd589bcf42683c08776adae58a5 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-osAccount.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-osAccount.md
@@ -2281,6 +2281,8 @@ constructor()
 
 创建Pin码认证的实例。
 
+此接口为系统接口，三方应用不支持调用。
+
 **系统能力**：SystemCapability.Account.OsAccount
 
 **示例：**