Working BIOS for the HP ProDesk 498 G3 desktop on board MS-7957 version 1.0, an MSI-built motherboard following MSI's MS-xxxx numbering. The 4.61 MB RAR holds an image reported as functional, used to revive a board with corrupted firmware by writing the SPI flash directly with a programmer. Check that the MS-7957 label and VER1.0 on the PCB match, save the original chip contents first, as HP serial and product data may be stored there, and confirm the size fits.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →