KEY WIN
+ R
Copy and paste the line below into the window, then press enter.
C:\Users\%USERNAME%\AppData\Roaming\Microsoft Flight Simulator\Packages\Community
unzip the file into the MSFS2020 file
KEY WIN
+ R
Copy and paste the line below into the window, then press enter.
C:\Users\%USERNAME%\AppData\Local\Packages\Microsoft.FlightSimulator_8wekyb3d8bbwe\LocalCache\Packages\Community
unzip the file into the MSFS2020 file