Comtrol Hub DeviceMaster - Manual (Page 90)

90 - DeviceMaster Security DeviceMaster Installation and Configuration Guide: 2000594 Rev. A
Changing Keys and Certificates
6. You do not need to click Save, but changes will not take effect until the
DeviceMaster is rebooted.
You can reboot the DeviceMaster by returning to the Server Status tab (scroll
to the bottom of the page) or using PortVision DX.