@ChaK me too facing the same problem today. Have you solve the problem? ChaK wrote My Deco M4's red light is turning on, and my reset button is not responding. What should I do? I am Hong Kong user....

Hi, I had just purchased a set of Deco M4 2 packs. I encountered several problems. At first, the setup is ok for both M4, however, the M4 I put upstairs is not functioning properly, even if I go...