A BIOS / firmware dump for HP hardware (board DA0X83MB6H0). Shared as “HP PROBOOK 450 G4 DA0X83MB6H0 REV H.rar” — a .rar file, 6.17 MB.
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 .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
7-ZipWinRARThe Unarchiver (macOS)
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →