1. Copy/extract the "navigraph-navdata" and "navigraph-navdata-base" folders into your MSFS Community folder
2. Copy/extract the "Content.xml" file into the following directory (overwrite the old one):
* MSFS Steam version -> "C:\Users\USERNAME\AppData\Roaming\Microsoft Flight Simulator"
* MSFS Microsoft Store version -> "C:\Users\USERNAME\AppData\Local\Packages\Microsoft.FlightSimulator_8wekyb3d8bbwe\LocalCache"