@juewi If you have Satellite Deco next to TV, it makes sense to connect them by Ethernet cable. Most TVs nowadays have Ethernet port. Also, check the following FAQ document: Get to Know Fast Roaming...

@topgazza1 You can keep Ethernet cable connected. Just note, in bridge mode your Technicolor Router will have only one active Ethernet port, the rest will be disabled. Make sure your Main Deco is...

@topgazza1 The correct process would be in different order: 1. Change Deco mesh Operation Mode to WiFi Router. Verify that everything is fine with Deco mesh; 2. Power off all Deco units; 3. Switch...

@sanderbaeten That explains it. You must have all Deco units in your mesh supporting "preferred signal selection." With the mix of those that do and don't, you'll be getting error message you...

@sanderbaeten I saw that error message for Deco mesh that has a mix of different Deco models. Do you have Deco other than M5 in your Deco mesh, for example M4?

@Exter_915 This is good configuration, as long as switches and modem/router support Deco Ethernet backhaul protocol. Check this document: General questions about Ethernet Backhaul feature on your Deco