You may transfer any license one time. Just use your site’s Unify credentials to log in to the Unify site here:

http://unify.unitinteractive.com/login.php

... and click “Transfer This License”. Then, enter your admin account’s email, the admin password, and the new domain for which you want the license to apply.

If you have any trouble with your license, or transferring it, please create a ticket in our support system by clicking the “report bug” button.