MSI MS-6716 motherboard package delivered as a 3.28 MB zip archive. The name lists only the brand and MSI project code, with nothing about revision or contents. Use the MS- number silkscreened on the board to confirm the match, and also look for the version marking, because MSI often produced several revisions of one design with different parts. A schematic inside helps when tracing shorts or missing voltages, and a firmware image needs a size check against the flash chip before programming.
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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.