MSI MS-96A8 board, revision 0A, packed as a ZIP archive of around 1.05 MB. The name does not describe the contents, but MSI archives of this size typically hold a schematic. The MS-9xxx pattern is part of MSI's own board numbering, and no product model is given. Once unpacked with any ZIP tool, the drawings help with tracing power rails, checking regulator outputs and locating shorted components. Confirm the board number and the 0A revision on the PCB before relying on part positions.
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.