@TP-Link It is in Access Point mode. Picture? or network diagram? very simple: WAN comes in to my provider's router. Then the router's LAN port connects to our home GigaSwitch. Main Deco, Hue and...

I tried to connect my Hue bridge (V2 BSB002, fw version is the latest: 1942135050) but even I connect it to my Main Deco directly through an Ethernet cable, I continuously get a "No device found"...