BIOS Unlock: Acer predator Helios 300 PH315-53-77QR

model No.: N20C3
i7-10850h
RTX 3080 laptop/mobile/TGP about 110W

Hi,
I’d like to undervolt my GPU and/or limit the TGP.

What files are needed from me?
This laptop is from 02-2021 and Existing BIOSes didn’t work.

Thanks

Hi friend, what it means it didn’t work from 02.2021 , laptop didn’t switch on ? some bios issues ? what ?
Let me know
Regards