BIOS archive for the Dell Inspiron 15 5559 laptop, in a 5.90 MB ZIP file. The name carries no board number, chip details or version, so inspect the archive and confirm the motherboard matches before use. Dell boards of this period often keep service tag and configuration data in the flash, so read the original chip with a programmer and keep the backup before writing. Confirm the image size matches the installed SPI chip; a mismatched file will not fit and may leave the board unbootable.
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 →