If you'd like, I can help you with specific for Forza Horizon or provide system requirements to ensure it runs smoothly on your PC.
: Right-click on part01.rar and select "Extract Here." The software will automatically pull data from part12.rar and all other parts in the sequence. download-forza-horizon-apun-kagames-part12-rar
: Keep the filenames exactly as they were downloaded; changing them can break the extraction sequence. If you'd like, I can help you with