Instead, I can offer a helpful, informative essay on the topic—explaining the legitimate ways to obtain and activate Pinnacle Studio 12, the risks of using unauthorized keys, and the better alternatives available today.
If you want, I can instead:
Websites claiming to provide "exclusive" or "new" activation keys for such old software are almost always fraudulent.
I understand the nostalgia or the desire to avoid paying for new software. But chasing a or an "activation key new exclusive" is a waste of time and a threat to your digital safety.