Environment: EFI Shell
Tool: AFU - AfuEfi
URL: https://www.ami.com/products/firmware-tools-and-utilities/bios-uefi-utilities/
Click here to download AfuEfi64_v5.14.zip
Update steps:
1. Copy the BIOS FW image and the AfuEfi tool into the same folder of USB flash drive.
2. Boot to the EFI Shell and go to the folder where the tool and FW saved.
3. Execute the command: AfuEfix64.efi
4. After process completed, reboot the system and boot into BIOS SETUP to check BIOS version.