How to burn firmware
- Enter the 
/home/er/A1_flashfolder - Run the burning script 
A1_flash.shto burn the filesudo bash /home/er/A1_flash/A1_flash.sh 
If you want to get the latest version of firmware, please go to Latest Firmware Release Address to download.
Update firmware: Save the latest downloaded firmware to the
/home/er/A1_flashfolder, replace thefirmware.binfile, and then execute the burning scriptA1_flash.sh.