BIOS binary for the HP ProBook 4740s, zipped at 3.74 MB. The name gives no board number, revision, graphics variant or BIOS version, so check which board configuration it suits before use. Technicians write such .bin images to the SPI flash with a programmer to recover a laptop that will not post. Always read and keep the original chip contents first, and confirm that the unpacked image size equals the chip capacity, otherwise it will not fit.
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 .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 →