Will my screen(s) go down when CommandCenterHD upgrades? Upon completion of your upgrade, your devices may reboot in order to reflect the newest version of CommandCenterHD. Related articles Why didn't my CommandCenterHD upgrade happen automatically when it was available? How long does it take for my CommandCenterHD to upgrade? Why do I need to upgrade my CommandCenterHD account? How does CommandCenterHD work? How are CommandCenterHD system updates handled?