Firmware package for the HP All-in-One 22-c0053w desktop, whose mainboard carries the Quanta number DAN97BMB6E0. Quanta DA-prefixed codes identify the PCB itself, with the final characters indicating revision, so compare it with the silkscreen on your board. At about 10.7 MB compressed, the archive likely holds a full SPI image for reprogramming the BIOS chip externally. Back up the original flash before writing, since HP boards store serial and product data that a generic dump may overwrite.
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.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →