Dell firmware archive for the Latitude or Inspiron model listed as 7391, BIOS version 1.2, built on Wistron board 18769-1, size 7.57 MB in RAR format. Five-digit numbers with a dash suffix like 18769-1 are Wistron board identifiers, common on Dell notebooks. The contents are not described further, so open the archive to confirm whether it holds a full SPI dump or a vendor update. Before programming, compare the board number on the PCB, save the original flash contents and ensure the image size fits the chip.
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 →