If you have a systems crash, you can reinstall it and apply the same registration code given to you. If you have already saved a copy of the setup file, just install it from there or go to our products page and download it. After the installation apply the registration code. If you have lost your registration code, please go to Contact page to submit your request. You must enter the email address you used while buying the product, and tell us which product you purchased. We will verify your information with our records and resend the registration code to you.