If you bought the software as a digital download from the official VIDBOX shop , the product key was sent to your purchase email address.
How to Find and Manage Your VIDBOX VHS to DVD 9.0 Deluxe Product Key vidbox vhs to dvd 9.0 deluxe product key
If the software rejects your key, check for these common issues: VIDBOX® Video Conversion for PC (Windows) If you bought the software as a digital