Generic BIOS binary with an uninformative name that states no brand, model or board number; the only clues are the BIN format and its 4 MB size, which corresponds to a 32 Mbit SPI flash chip. Without a known source it should not be written blindly. Open it in a hex editor or a firmware tool to look for vendor strings, a board identifier or version text before use. If you do program it, back up the original chip first so you can restore the board if the image turns out wrong.
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 @laptopdesktopbiosbin. Enginerys does not host this file.
How to open a .bin file
A raw, byte-for-byte image of a flash chip: the main BIOS / UEFI, the embedded-controller (EC) firmware, or both.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →