A 623 KB ZIP archive named for the A76GMV motherboard. Nothing in the name describes the contents, which may be a BIOS image, schematic or similar documentation for this board. Open it with a common archive utility and inspect each file before use. When reflashing firmware, read and keep a copy of the original flash chip with a programmer such as a CH341A, make sure the dump size matches the chip capacity, and compare the board model printed on the PCB with the file.
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 @laptopchiplevelrepair. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip