{request/help} Bios Unlock Acer Nitro 5

I need help unlocking my acer nitro 5 for cpu control looking to under-volt I have ripped the bios from the motherboard with an SPI programmer soldered to the chip. Any help is appreciated thank you in advanced !! The bios is Insyde 1.28v I have looked at the IFR file and cannot understand how to unlock the menus I have tried a few edits and flashes bios still boots just no change to menus.

Bios File Taken From Wind bond Chip: https://gofile.io/?c=cFqlup

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