Search your inbox for "Wondershare" or "2Checkout" (their common payment processor).
Provide proof of purchase to Wondershare’s customer service to have your 6.1.11 code reissued.
A registration code (or license key) for Wondershare DVD Slideshow Builder Deluxe is a unique alphanumeric string used to activate the full version of the software. Without a valid code, the software typically operates in a trial mode, which often includes: A large logo overlaid on your exported videos.