Boardview for the MSI MS-7302, with V11 in the name, which likely means revision 1.1. MS- codes are MSI's own design numbers. The zip holds a placement and net map for finding parts, checking where a rail goes and probing test points around the VRM or chipset when the board is dead or unstable. Open it in a boardview program that supports the inner format, and compare the PCB revision with it, as a 1.0 board may differ.
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 @cynetitsolution. 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