If you’ve been flying the same ILS approach into your favorite airport and suddenly notice your FMC is screaming “NOT IN DATABASE,” you’ve got a classic case of outdated navigation data.
You don't download a file. You update via the X-Plane 11 installer. Step-by-Step Guide Step 1: Run the X-Plane 11 Installer Do not launch the sim yet. Find the X-Plane 11 Installer.exe (Windows) or X-Plane 11 Installer.app (Mac) in your main X-Plane folder.
Search for: "Updated navdata for X-Plane 11 free." how to update nav data x plane 11 for free
Click "Update X-Plane." The installer will scan your files.
Most people click "Continue" immediately. Stop. Look for a checkbox that says "Get new and updated Airports." If you’ve been flying the same ILS approach
But if your wallet is empty and you just want the ILS to line up correctly at KLAX? Do you have a free source for X-Plane nav data I missed? Let me know in the comments below!
![Check the airport update box]
By default, this is often unchecked . Check it.