diff --git a/en/application-dev/connectivity/Readme-EN.md b/en/application-dev/connectivity/Readme-EN.md
index b4c7a479e2492fb0ba10f359cca48e7f03dad2ff..dc7aa9aea587f2b19e05a1c680ad574d8bc92b4c 100755
--- a/en/application-dev/connectivity/Readme-EN.md
+++ b/en/application-dev/connectivity/Readme-EN.md
@@ -1,8 +1,7 @@
 # Connectivity
 
--   [IPC & RPC](ipc-rpc.md)
+-   [IPC & RPC]
     -   [IPC & RPC Overview](ipc-rpc-overview.md)  
     -   [IPC & RPC Development Guidelines](ipc-rpc-development-guideline.md) 
-    
     -   [Subscribing to State Changes of a Remote Object](subscribe-remote-state.md)  
 
diff --git a/en/application-dev/reference/apis/js-apis-bluetooth.md b/en/application-dev/reference/apis/js-apis-bluetooth.md
index 48f8b4f7c021b64e7117c6da5a69095c11d53bcf..5197114dc3068f84c457530b58ca8a7a5520d1c2 100644
--- a/en/application-dev/reference/apis/js-apis-bluetooth.md
+++ b/en/application-dev/reference/apis/js-apis-bluetooth.md
@@ -1243,7 +1243,7 @@ Obtains the connection status of the profile.
 |                                                   |                         |
 | ------------------------------------------------- | ----------------------- |
 | Type                                              | Description                    |
-| [ProfileConnectionState](#profileconnectionState) | Profile connection state obtained. |
+| [ProfileConnectionState](#profileconnectionstate) | Profile connection state obtained. |
 
 
 ## A2dpSourceProfile