[urgno]

ecco la spiegazione:

INSTRUCTIONS
To download Add-On 1: Right-click here and save the file to disk. Choose a location that will be easy to find again.
To download Add-On 2: Right-click here and save the file to disk. Choose a location that will be easy to find again.
For each file downloaded above:

1. Locate the file on your disk.
2. Unzip the file. If you have Windows XP or Vista, you can just double-click it.
3. Extract the .zip file's contents to "C:\Program Files\RealFlightG4\Data" (assuming you installed G4 in the default location).

cya