diff --git a/en/device-dev/guide/device-outerdriver-demo.md b/en/device-dev/guide/device-outerdriver-demo.md
index 64ca3a3c009910f869ec4a3baa2700c791e80463..41fbb14b961b1f1cf7f4ee3f3f74e464cb91f500 100644
--- a/en/device-dev/guide/device-outerdriver-demo.md
+++ b/en/device-dev/guide/device-outerdriver-demo.md
@@ -344,15 +344,15 @@ The following is part of the startup log:
 ```
 [I/HDF_INPUT_DRV] HdfInputManagerInit: enter                            // Initialize the input device manager.
 [I/HDF_INPUT_DRV] HdfInputManagerInit: exit succ                        // The initialization is successful.
-[I/osal_cdev] add cdev hdf_input_host success                                                                                                                   
+[I/osal_cdev] add cdev hdf_input_host success
 [I/HDF_LOG_TAG] HdfTouchDriverProbe: enter                              // Initialize the input common driver.
 [I/HDF_LOG_TAG] HdfTouchDriverProbe: main_touch exit succ               // The initialization is successful.
-[I/osal_cdev] add cdev hdf_input_event1 success                                                                                                                 
+[I/osal_cdev] add cdev hdf_input_event1 success
 [I/HDF_INPUT_DRV] HdfGoodixChipInit: enter                              // Initialize the input chip driver.
-[I/HDF_INPUT_DRV] ChipDetect: IC FW version is 0x1060                           
-[I/HDF_INPUT_DRV] Product_ID: 911_1060, x_sol = 960, y_sol = 480                
-[I/HDF_LOG_TAG] ChipDriverInit: chipDetect succ, ret = 0                                                        
-[I/HDF_LOG_TAG] InputDeviceInstance: inputDev->devName = main_touch                      
+[I/HDF_INPUT_DRV] ChipDetect: IC FW version is 0x1060
+[I/HDF_INPUT_DRV] Product_ID: 911_1060, x_sol = 960, y_sol = 480
+[I/HDF_LOG_TAG] ChipDriverInit: chipDetect succ, ret = 0
+[I/HDF_LOG_TAG] InputDeviceInstance: inputDev->devName = main_touch
 [I/HDF_INPUT_DRV] HdfGoodixChipInit: exit succ, chipName = gt911        // The initialization is successful.
 ```