You only need to right-click Part 1 and select "Extract Here" (using software like WinRAR or 7-Zip ). The program will automatically pull data from Part 5 and all other pieces to recreate the full installer.
To actually play the game, having just "Part 5" isn't enough. Here is the standard process for these types of files: download-medal-honor-airborne-apun-kagames-part5-rar
You generally need all segments (Part 1, Part 2, etc.) in the same folder. You only need to right-click Part 1 and
The file name download-medal-honor-airborne-apun-kagames-part5-rar suggests it is the of a split compressed archive. download-medal-honor-airborne-apun-kagames-part5-rar
Medal of Honor: Airborne is a 2007 World War II shooter famous for its "drop anywhere" paratrooping mechanic.