How to use keys:
1.Remove before old licenses
2.To activate by means of a code
3.To wait messages on a mistake
4.Below in a window to press (review) and to choose a key file
5.To press to activate

Or:
1.Close your internet connection.
2.Select the trial activation.
3.It will want a key, as it can not connect to internet then, enter the key

Dowload: