The LED of the bridge flashes green. What is the reason? F. Tepaße Updated March 18, 2024 05:16 Follow The LED flashes green when an update is available. Perform the update via the smart home app. Related articles What is the range of the DuoFern system? Are there repeaters for the DuoFern system? Reset the bridge, reset the device to factory settings Device not reachable. Why are some devices displayed pale in the app? No automations can be created via the bridge? Can DuoFern sensors and transmitters be registered to the bridge?