diff --git a/en/application-dev/device/usb-guidelines.md b/en/application-dev/device/usb-guidelines.md
index 64eee37cf1f0e34a58f5805d13be4cec77cb1498..696fd8e06d2d32c7bf083859bea40be81535352d 100644
--- a/en/application-dev/device/usb-guidelines.md
+++ b/en/application-dev/device/usb-guidelines.md
@@ -26,7 +26,7 @@ The following table lists the USB APIs currently available. For details, see the
 | releaseInterface(pipe: USBDevicePipe, iface: USBInterface): number | Releases a USB interface.                                    |
 | getFileDescriptor(pipe: USBDevicePipe): number               | Obtains the file descriptor.                                 |
 | getRawDescriptor(pipe: USBDevicePipe): Uint8Array            | Obtains the raw USB descriptor.                              |
-| controlTransfer(pipe: USBDevicePipe, contrlparam: USBControlParams, timeout ?: number): Promise\<number> | Performs control transfer.                                   |
+| controlTransfer(pipe: USBDevicePipe, controlparam: USBControlParams, timeout ?: number): Promise\<number> | Performs control transfer.                                   |
 
 ## How to Develop
 
@@ -118,11 +118,11 @@ You can set a USB device as the USB host to connect to other USB devices for dat
 
 4.  Perform data transfer.
 
-    ```js
-    /*
-    Read data. Select the corresponding RX endpoint from deviceList for data transfer.
-    (endpoint.direction == 0x80); dataUint8Array indicates the data to read. The data type is Uint8Array.
-    */
+   ```js
+   /*
+   Read data. Select the corresponding RX endpoint from deviceList for data transfer.
+   (endpoint.direction == 0x80); dataUint8Array indicates the data to read. The data type is Uint8Array.
+   */
    let inEndpoint = interface1.endpoints[2];
    let outEndpoint = interface1.endpoints[1];
    let dataUint8Array = new Uint8Array(1024);
@@ -147,7 +147,7 @@ You can set a USB device as the USB host to connect to other USB devices for dat
    }).catch(error => {
      console.info("usb writeData error : " + JSON.stringify(error));
    });
-    ```
+   ```
 
 5.  Release the USB interface, and close the USB device.
 
diff --git a/en/application-dev/reference/apis/js-apis-worker.md b/en/application-dev/reference/apis/js-apis-worker.md
index db8a73c0ff0b29ca6c753073f8ea0d297b19ccb8..5b7468da9721fa93ba1e42313a83101adf631df1 100644
--- a/en/application-dev/reference/apis/js-apis-worker.md
+++ b/en/application-dev/reference/apis/js-apis-worker.md
@@ -107,7 +107,7 @@ In the FA model:
   "buildOption": {
     "sourceOption": {
       "workers": [
-        "./src/main/ets/entryability/workers/worker.ts"
+        "./src/main/ets/MainAbility/workers/worker.ts"
       ]
     }
   }
@@ -1192,7 +1192,7 @@ In the FA model:
   "buildOption": {
     "sourceOption": {
       "workers": [
-        "./src/main/ets/entryability/workers/worker.ts"
+        "./src/main/ets/MainAbility/workers/worker.ts"
       ]
     }
   }
@@ -2114,7 +2114,7 @@ Configuration of the **build-profile.json5** file:
   "buildOption": {
     "sourceOption": {
       "workers": [
-        "./src/main/ets/entryability/workers/worker.ts"
+        "./src/main/ets/MainAbility/workers/worker.ts"
       ]
     }
   }