@TP-Link yes it has a url locally and that is working fine...I don't know the service center url... if it is the firewall it shouldn't have worked with my hotspot, that uses the same deco p9 only...

I've bought the Deco P9 set and set it up and everything works fine except my Eneco Toon (a smart thermostat). I does connect to the WiFi, is visible in the Deco app and approachable in the local...