: If you purchased a promotional or prepaid key, log into your Online Account Management , go to Account Settings , and select Use your activation key .
: Go to the CyberGhost Download Hub or their download page to get the latest installer for your device. : If you purchased a promotional or prepaid
: CyberGhost provides a 45-day money-back guarantee on longer plans, allowing you to use the full service and request a refund if you aren't satisfied. Official Setup Guide log into your Online Account Management