On active installations, the serial key is stored in the Windows Registry under HKEY_LOCAL_MACHINE\SOFTWARE\Pinnacle Systems\ . If you're having trouble, let me know: Did you buy it digitally or as a physical disc ?
However, I can give you a itself, along with guidance on legal licensing. Pinnacle Studio 26 Serial Number
I can guide you through the specific recovery steps for your situation. Installing or re-installing a new version of Studio On active installations, the serial key is stored
For older versions or specific activation needs, the software uses a "Passport number" (5 sets of 5 digits) found under Help > My Passport , which is distinct from the alphanumeric serial number. On active installations