diff --git a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
index 3d52128445d878d55ac203cb7c1f7abbf8f6adf0..707fc62049d2c9e51bfe2c4bf8e0dfd12080bc23 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
@@ -1011,7 +1011,7 @@ bluetooth.off('sppRead', clientNumber);
```
-## bluetooth.getProfile8+
+## bluetooth.getProfile8+
getProfile(profileId: ProfileId): A2dpSourceProfile | HandsFreeAudioGatewayProfile
@@ -1610,7 +1610,7 @@ hfpAg.off('connectionStateChange', onReceiveEvent);
使用HidHostProfile方法之前需要创建该类的实例进行操作,通过getProfile()方法构造此实例。
-### connect9+
+### connect9+
connect(device: string): boolean
@@ -1642,7 +1642,7 @@ let ret = hidHostProfile.connect('XX:XX:XX:XX:XX:XX');
```
-### disconnect9+
+### disconnect9+
disconnect(device: string): boolean
@@ -1740,7 +1740,7 @@ hidHost.off('connectionStateChange', onReceiveEvent);
使用PanProfile方法之前需要创建该类的实例进行操作,通过getProfile()方法构造此实例。
-### disconnect9+
+### disconnect9+
disconnect(device: string): boolean