It is safer to download raw files that you copy-paste yourself rather than running an unknown program.

Since the game prominently features the Polish GROM unit, many fans feel the experience is only complete when played with Polish text. How to Install Medal of Honor: Warfighter Spolszczenie

When searching for "Medal of Honor Warfighter spolszczenie free," you must be extremely careful. Because these files are often hosted on third-party forums or file-sharing sites, they can be used to hide malware.