While abandonware is a grey area, distributing or using cracked software is technically copyright infringement. For a hobbyist, the real risk isn't a lawsuit (unlikely) but rather the moral hazard and the lack of updates.
Activating a legacy video editor like Pinnacle Studio 14 requires navigating official recovery tools and understanding the software's current compatibility with modern operating systems. While this version is over a decade old, users with original licenses can still recover their keys and activate the software.
If you are trying to recall your legitimate key, it helps to know what you are looking for. Pinnacle Studio 14 came in three tiers. The keys were 20 characters long, usually in a XXXXX-XXXXX-XXXXX-XXXXX format.