@Makaj The yellow marked lines must be your Deco nodes WiFi backhaul. WiFi backhaul runs on the same channels as WiFi networks broadcasted by Deco mesh to wireless clients. It means, excluding your...

@johnsk If you have enough Ethernet ports on Main Deco to connect Satellite Decos to it, you will not need a switch. What you want to achieve without switch will work.

@Mustaqim As of today, preferred connection is available for the following Deco models: Deco M5 Deco M9 Plus Deco M4 (hardware V4) Deco X50 (hardware V1) Deco X55 (hardware V1) Consider returning...

@Rednax As of today, preferred connection is available for the following Deco models: Deco M5 Deco M9 Plus Deco M4(hardware V4) Deco X50(hardware V1) Deco X55(hardware V1) Here is document that...

@JezzaPeach Yes, that would. I tested it with my Deco M5, no problems at all. Some people ask to have the feature where WiFi turns off at night but wired to Deco connections stay up. That won't work...

@NCC17O1 You can daisy chain X55s. The process is described here: How to select a preferred signal source on the Deco App If you do not see that option in your Deco app, you may need to update X55...