Update I was able to reset. Until know it works fine. I hope if the problem will persist this could be a good workaround. thank you for the hint

@David-TP Thank you for the insight. I tried to restart/reset from the deco app. For sure I will try to reset it from the button. First I need to find it but this is a great idea. Also I will try the...

Hi, it started a year ago. One of my x20 started to go offline. The led blinked really light blue, it seemed that one unit got broken. However after that I unplug it from the wall socket and keep it...