When launching the application for the first time you will encounter the following screen.

Register using NAME : CarTechCoUk
KEY : 4977696B716C0B7F5746675967
FREE LICENSE FOR cartechnology.co.uk FORUM
Enter these details in the opening form of the application as shown below and click SaveKey.

Given that the username-key combination is correct the key will be saved and no further activations will be required. In the case of reinstalling the program on a new PC/laptop follow these steps again from the begining using the key provided uppon purchase.