To help anyone who has had problems entering the code.. Listen up. When the program starts after install click on Maintenance (top left) and then tic ‘Unlock the Program’ (bottom link).. A box will appear, paste the code inside the box exactly like this: Courtesy of MSD Soft
Gov16kC98L820wT99L9eu0dm
This should instantly be accepted and a confirmation will pop up to let you know it took.