MSI MS-6562 documentation or firmware in a 1.38 MB zip archive; the file name carries no revision or content details. MSI identifies its mainboards with MS-xxxx codes printed on the PCB, and this number falls in the older MS-65xx desktop series. A technician can use the package for tracing circuits around the voltage regulators and slots, or for recovering firmware with a programmer, depending on what is inside. Unpack it, check each file, and confirm the board number and revision before working from it.
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.