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copy the files to the USB Drive you created in the Create EFI shell bootable USB drive section
Boot Bedrock to EFI shell
Identify your drive as FS#: (where # could be 1,2,3,…..)
Select your drive by running:
FS#:
You can navigate to your files using: 'ls' and 'cd' (if you chose to place in a different directory)
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run:
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AfuEfix64.efi YOUR_BIOS_IMAGE.BIN
Example:
AfuEfix64.efi BIOS_BDV3000_V21_SIGNED.BIN/P /B /K /CAPSULE
press y to restart the system
In BIOS environment set:
Reset NVRAM: Enabled
Boot Block Update : Enabled
Select “Proceed with flash update“
After the update is finished, press any key to reboot the system