BIOS package described as working for a laptop motherboard numbered 14246-1, a format that follows Wistron's ODM board numbering. The laptop brand and model are not given in the name, so identify the board by the number on its PCB. Contents of the 8.87 MB RAR should be extracted and checked: the flash image size has to equal the SPI chip capacity. Read and save the existing chip with a programmer before writing, then verify after programming to confirm a clean flash.
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 →