Run the AFMG License Manager on the PC that currently has the User Key on it.
Select the software product from the list of installed AFMG software.
Click the UPLOAD LICENSE button. (This will deactivate the software and send the User Key installed on this PC back to the AFMG licensing server on the internet.)
Run AFMG License Manager on the PC that has no User Key.
Select the software product from the list of installed AFMG software.
Click the DOWNLOAD LICENSE button. (This will fetch a User Key for your license ID from the AFMG licensing server on the internet and activate your software on this PC)