1、Turn on the scanner. Hold down the Function button and the Scan button on the scanner at the same time until the Function button turn to RED（USB mode）

2、Connect BS8080 to PC（use Type-C USB cable）

3、Run Easyset

4、Click “Online Device”

5、Click “Update Firmware”

6、Click the “Browse” button to select the firmware file，and then click on “Update” button.