Installing dvd fab platinum

installed dvd fab 5, worked great during 30 day trial , trial expired, so i bought it when i installed it it asks for a registration key they say an attachment file is my “license key” i cant find this attachment file can anyone help me please ?

Rosemary, I moved your first thread to the DVDFab forum here at cdfreaks. You already have a reply there. Click on this link: http://club.cdfreaks.com/f116/how-install-license-registration-key-263258/