[REQUEST]Bios unlocking to flash with ch341a (bricked bios) ( Legion 5 5800h 3070)

Hi all, I need to hardware flash (with ch341a, have done before) a bios and since I'm at it I want to unlock.
The laptop is Lenovo 5 5800h + 3070 and here is the .exe installer link of the latest bios.

https://drive.google.com/drive/folders/1...sp=sharing

Thanks, Have a Nice Day!