BIOS archive named only MR10F, 3.02 MB in ZIP format, with no brand stated. MR10F is a board code that also appears on a Toshiba Satellite B40-A mainboard elsewhere in this index, but this file does not confirm the model, so verify against your PCB. The image is meant to be written to the SPI flash with a programmer to recover corrupted firmware. Inspect the archive contents, save the original chip data first, and check that the dump size matches the chip.
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 @bios_laptop. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →