Vero4k freezing issues... easily replicated on all 3 devices

[ActionA]

Lost CEC-HDMI after updating to RC3

Try resetting your TV. Shut down your Pi and turn off the TV then unplug the power cord for the TV for at least 30 seconds. Then plug the TV back in again and turn it on, finally turn your Pi on. See if that helps.

Same procedure as for pi.