If you previously owned a license, you may be able to find your registration ID within your Windows Registry at
Add multiple photos, videos, and captions to a single slide. Registration Key For Proshow Producer 9.0.3797
Some users report that uninstalling, restarting, and then re-entering their original key can force the program to clear the evaluation banner, though results vary. Modern Alternatives (2026) If you previously owned a license, you may