BIOS firmware archive for the HP ProBook 450 G10, the 15.6 inch model, provided as a 14.1 MB rar file. Apart from the model and screen size the name gives no board number, revision or version details. A technician would use this to reprogram the SPI BIOS chip when a board fails to power on display or after a failed update. Confirm the motherboard code on the PCB matches the target, back up the existing chip with a programmer, and make sure the image size fits the flash part fitted.
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.
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 →