While it's essential to note that software piracy and using software without a license can have legal implications, there are legitimate ways to obtain Vidbox VHS to DVD 90 Deluxe for free or at a reduced cost:

If you've lost your key, check for a sticker on the installation CD case, in the original email receipt, or contact VIDBOX customer support directly with your proof of purchase.

Seeking a "free product key" for VIDBOX VHS to DVD 9.0 Deluxe is not a viable solution. The software is hardware-dependent, and "cracked" versions come with serious security risks. The best approach is to contact the manufacturer for a legitimate copy or, if you have a different capture device, use a trusted free program like OBS Studio. Your old memories are too precious to put at risk, and there are safe ways to preserve them.