So I installed my Deco X90, four of them in total with two using wired backhaul and one using wireless backhaul. For some weird reason, both my printer and my Elgato Key Light is unreachable by units

Bought the X60 (3 pcs) yesterday and installed. Working fine, but I need one more router to get decent Wi-Fi in a second building. Today I bought the X90 (2 pcs) to see if that would be enough, but I