Toshiba Portege R500 firmware file, 2.02 MB, stored without an extension. The name lists only the model, with no board number, revision or version. Because the size exceeds an exact 2 MB chip image, the file may be a vendor update package or a dump with padding or a header, and it may need trimming before it fits a 16 Mbit SPI flash. Inspect the structure with a hex editor or UEFITool-style utility, keep a backup of the existing chip, and verify the result after programming with an external programmer.
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 @biosfilebins. Enginerys does not host this file.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →