Once you have purchased a license, you must use the registration code to obtain an Unlock Key from support. Unlock Key provided in your activation email. Paste it into the corresponding field in the DOSPRN registration window. Avoid Manual Typing
If after the above fix you still see a message like "This key is not for this computer" , your hardware ID is mismatched. Here is the workaround:
This is the permanent license code you receive after purchase. It is meant to be pasted into the corresponding field in the registration window to activate your copy. Common Fixes for Registration Issues
Enter the key and immediately to force a save.