HP 4535S

BIOS .rar 1.51 MB Shared

BIOS archive for the HP ProBook 4535s notebook, supplied as a 1.51 MB RAR without board number or variant in the name. It is useful for rewriting the SPI flash on units that show no display or fail after a BIOS update. Because HP shipped this model with different graphics configurations, check which version the board is before flashing. Read and back up the original chip with a programmer, and confirm the extracted image size matches the chip capacity.

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 @efibios. 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)

More about .rar files

Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →

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