If you already have a license for PortraitPro, you can upgrade to the latest version or a higher edition at any time. The easiest way to upgrade is to click Check For Updates... in the Help menu of the software to see which upgrades you can get.

You can find your license using the license manager.

Select your current PortraitPro edition and version
I have Standard version 12 or older I have Standard version 15 I have Studio version 15 I have Studio version 12 or older, or Max version 6 or older I have Studio Max or Studio 64 version 12 or older
Enter your activation token

Enter your token to view the options for upgrading your license.