Content designed for RealFlight 7 and 7.5 is fully compatible. Many older files from RealFlight 6 or G5.5 also import seamlessly.
In the top menu, go to Simulation > Import > RealFlight Archive (.rfx/.g3x) . realflight 7.5 aircraft downloads
If your imported model doesn't show up, it's likely a variant (AV) that requires a base aircraft you don't own. You'll need to import the original plane with the .EA extension first. If the original plane was from an expansion pack, you'll need to install that expansion pack, though most are available for free from RealFlight. Content designed for RealFlight 7 and 7
If the import fails, ensure you have administrative rights. Windows may block the program from writing to the "Program Files" folder unless launched with elevated privileges. realflight 7.5 aircraft downloads