==== Preparation Section ====
1. Prepare an USB key with EFI shell boot file in FAT32 file system
2. Extract BIOS zip file into root folder of the USB key
3. Plug the USB key to the target board or system

==== Update Section ====
1. Boot up the target unit
2. Enter BIOS setup
3. Follow instruction below to Enable ME update from BIOS setting
	Advanced -> PCH-FW Configuration -> Firmware Update Configuration -> Me FW Image Re-Flash -> Enable
4. Save Changes and reset, then press F11 key at POST screen to choose boot from USB key
5. Execute the file named afuall.nsh, you may see following message during update process, just press y to continue
	\\  WARNING !! ROM file information does not match system BIOS.
	\\  Do you continue to flash ? (Y/N)
6. After update finished, please disconnect AC power cord for 10 seconds at least to complete the ME firmware update process.

**** Caution ****
When follow the instruction but still failed during BIOS update process with "a1 - Error : BIOS does not support ME Entire Firmware update", it may because the SBC reboot twice in the step 4, and which made the configuration been disabled.
The step 3 configuration is an one shot setting, which will only enable the ME update ability in next boot up.
However, sometimes the SBC will need several reboots to finish the sequence.
When the update process stuck with ME warning message, please reboot and do the whole process again to see if the issue can be resolved.