When you check out, you get a registration code. To use it, get the program, install it, launch it; create an account with a valid email address and a password, and click send to get an activation code (6 digits). In your email box, you get an email; open it and you find the activation code. Enter it in the software window; you are asked to enter now you registration code; enter it. That’s it.
PaulF is 100% correct!