Do Decora Smart® Z-Wave Devices Automatically Exit Programming? September 27, 2021 20:10 Updated Follow Yes. Decora Smart Z-Wave devices are programmed to automatically time-out of any settings after 20 seconds. Related articles How do I add my Z-Wave Switch or Dimmer to my Samsung SmartThings System? Updating Decora Smart Z-Wave Using Home Assistant ZW6HD: Z-Wave 800 Series Dimmer Switch What Series Are My Leviton Z-Wave Products? Can Leviton Z-Wave Products Firmware Be Updated?