Archive titled only 16mb, giving no hint about the device, brand or board it belongs to. The name suggests it contains an image for a 16 MB SPI flash chip, a common 128 Mbit capacity on laptop and desktop boards. Extract and check the files, then identify the platform through embedded strings before writing anything. Read and back up the original chip with a programmer first, and ensure the image size is exactly equal to 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 @vinafix_bios. 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