You may need to provide proof of purchase or ownership of the product, such as a receipt or an invoice. Customer Questions & Answers - Amazon.com
: Without a valid key, the software typically remains in a limited trial mode or cannot be installed at all. Standard Key Example : Official support channels, such as SIIG Knowledge Base Honestech Vhs To Dvd 7.0 Deluxe Product Key
If you have lost your original key, you have a few official options: Manufacturer Support You may need to provide proof of purchase