Motherboards often have multiple physical layouts (e.g., Rev 1.0, Rev 2.1). A BIOS file designed for Rev 1.0 can permanently break a Rev 2.1 board. Check the silkscreen print on the edge of your motherboard.
Finding clean, uncorrupted binary files requires navigating specialized technician communities and repositories. 1. Official Manufacturer Extractions all motherboard bios bin file download best