Acer BIOS for an Inventec-style board numbered 6050A3087502, MB revision A03, reported as working. The 8.05 MB RAR most likely contains an 8 MB SPI flash image for writing with an external programmer, but its exact contents are not stated. Boards in the 6050Axxxxxxx pattern come from Inventec, and the suffix marks the revision. Make sure the revision on the PCB matches, read and keep the original chip contents, and confirm that the image size suits the fitted flash 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 @schematiclaptopramkushwaha. 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 →