SimHub will contact the server, verify the key against your Site Code, and unlock the full version.
Adrian ripped the USB cable from his PC. The screen flickered but stayed on. The fans howled. The bass shaker vibrated the chair into a teeth-rattling hum. The garage door remained sealed. And the text on the monitor scrolled again:
Your license remains valid. The software will continue to work offline. There is no "phone home" kill switch.