If you’ve lost your documentation, don’t worry. Pinnacle (now part of Corel) provides a Serial Number Recovery Tool. By entering the email address you used during the original registration, the system can resend all serial numbers associated with your account. Activation vs. Serial Numbers It is important to distinguish between the two:
You're looking for information on Pinnacle Studio 12 and its activation process. Pinnacle Studio 12 Serial Number Activation Key
Right-click the installer and select "Run as Administrator" to ensure the serial number can be written to the system registry. If you’ve lost your documentation, don’t worry