Licensing in Syncrify is based on a per machine license. Often users want to retire one machine and use that license on a different machine. The following steps demonstrate how to un-register one client machine to free up a license.
Log in as admin to Syncrify server's web interface
Click on the About link
Click View Registration link. See image below
The following screen will display a list of registered machines. Click the Unregister link next to the desired machine.