@Wrayman I checked the range settings of the Deco DHCP server and it is in the correct range setting. I will contact the Homematic technican, maybe he knows a solution for that. I will also try to...

@Wrayman thanks for your quick response. No, I don´t use the wifi system from my ZTE, it´s just in modem mode. The Deco is in Router Mode and I have no response from my Apple Homekit devices. So I...

Hello, I have a Deco X50 Mesh set with 4 units and a ZTE MC888 Router. The Internet is working as long as I´m in Router Mode. As soon as I switch from Router Mode to Access Point Mode, I lose the...