MSI MS-6589 zip archive, 779 KB. Apart from the model code the name gives no information, so open it to learn whether it holds firmware or documentation; the modest size suggests a BIOS image with accompanying tools. A technician would use such an image to recover a board that no longer posts because of bad firmware. Confirm the MS- number and revision printed on the PCB, check that the image size matches the flash chip, and save the original contents before writing.
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.
Built-in OS tools7-Zip