Update doc (16311)

Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/quick-start/module-configuration-file.md

@@ -487,11 +487,12 @@ Example of the **extensionAbilities** structure:
 
 ## requestPermissions
 
-The **requestPermissions** tage represents a set of permissions that the application needs to request from the system for running correctly.
+The **requestPermissions** tag represents a set of permissions that the application needs to request from the system for running correctly.
 
 > **NOTE**
 >
-> The permission settings configured in the **requestPermissions** tag apply to the entire application.
+> - The permission settings configured in the **requestPermissions** tag apply to the entire application.
+> - If your application needs to subscribe to an event published by itself and the permissions required for accessing the application are set in the **permissions** tag under **extensionAbilities**, then the application must register the related permissions in the **requestPermissions** tag to receive the event.
 
 **Table 8** requestPermissions