Expand Preface
 Installing Plesk on Linux and FreeBSD
 Upgrading Plesk on Linux and FreeBSD
Expand Installing Plesk on Numerous Servers
Collapse Installing License Keys
    Upgrading the Trial License Key Through the Control Panel
    Installing License Keys Through the Control Panel
    Installing License Keys Through the Command Line
 Configuring Access to Vendor Updates for Your Server's Operating System
 Removing Plesk from Linux Systems
 Removing Plesk from FreeBSD Systems
 Appendix: Plesk Auto-installer Utility Command Line Options