Ouch! ( http://www.vegascreativesoftware.com/us/newsletter/special-offer/vegas-pro-14/ ... ends today... if I were you I would attempt to return it and get that special deal instead. Despite saying "UPGRADE", new buyers can purchase it as well as existing users )

Anyway, to your question... Check your emails, including SPAM. And your information should appear at https://www.magix.com/us/support/my-service-center/