      << How to flash BIOS under UEFI Shell mode >>

Step 1: Prepare an USB flash drive and format it to FAT(or FAT32).

Step 2: Extract BIOS release package(EX: xxx_ARxx.zip) to the root directory of USB drive.

Step 3: Connect USB flash drive to computer.

Step 4: Power up computer and pressing [DEL] key into BIOS setup screen.

Step 5: Under Boot tab, set [UEFI Boot] to [Enabled] then press [F4] to save and exit.

Step 6: During the computer rebooting, press [F7] key into BBS boot device menu and 
        select [UEFI: your USB drive]. 
        
Step 7: The computer will boot into shell mode, then type command fs0: and press [Enter].

Step 8: Type [go] or [go me] then press enter [Enter] for update BIOS.
        EX: Command for update BIOS without TXE Firmware:  go + [Enter]   
        EX: Command for update BIOS with TXE Firmware:  go me + [Enter]