diff --git a/en/application-dev/device/inputdevice-guidelines.md b/en/application-dev/device/inputdevice-guidelines.md
index da6eef71d750b74e01d1ea8a9eaaf49b1bf598cb..c15955d9b01239605d0ce1afa9bfe5f693b22940 100644
--- a/en/application-dev/device/inputdevice-guidelines.md
+++ b/en/application-dev/device/inputdevice-guidelines.md
@@ -29,7 +29,6 @@ When a user enters text, the input method determines whether to launch the virtu
 
 1. Call the **getDeviceList** API to obtain the list of connected input devices. Call the **getKeyboardType** API to traverse all connected devices to check whether a physical keyboard exists. If a physical keyboard exists, mark the physical keyboard as connected. This step ensures that your application detects all inserted input devices before listening for device hot swap events.
 2. Call the **on** API to listen for device hot swap events. If a physical keyboard is inserted, mark the physical keyboard as connected. If a physical keyboard is removed, mark the physical keyboard as disconnected.
-3. When a user enters text, check whether a physical keyboard is connected. If a physical keyboard is not connected, launch the virtual keyboard.
 
 
 ```js
@@ -65,6 +64,4 @@ try {
 } catch (error) {
   console.log(`Execute failed, error: ${JSON.stringify(error, [`code`, `message`])}`);
 }
-  // 3. Determine whether to launch the virtual keyboard based on the value of isPhysicalKeyboardExist.
-  // TODO
 ```
diff --git a/en/application-dev/reference/apis/js-apis-resource-manager.md b/en/application-dev/reference/apis/js-apis-resource-manager.md
index 54cf7cc816d7def45a86a450765c5b23b9ef2a06..4ab73d20924975f47deeabe4a223c244c9aaf7ba 100644
--- a/en/application-dev/reference/apis/js-apis-resource-manager.md
+++ b/en/application-dev/reference/apis/js-apis-resource-manager.md
@@ -1542,7 +1542,7 @@ For details about the error codes, see [Resource Manager Error Codes](../errorco
       
   ```
 
-### closeRawFd<sup>8+</sup>
+### closeRawFd<sup>9+</sup>
 
 closeRawFd(path: string): Promise&lt;void&gt;