@DevonAlex My Deco mesh is two M9s and two M5s. Main Deco: M9. I have this set for almost two years and they work together just fine. Main Deco M9 provides faster WiFi speeds than Main Deco M5. I...

@tobi_tp I suspect your Satellite Deco, even when they are wired, use WiFi backhaul to connect to Main Deco. You can check this by opening Satellite Deco information screen in Deco app and checking...

@Chayan_Paul You need to configure Deco mesh to run in Access Point mode. In that mode, all devices will be on the same 192.168.1.* subnet. Follow this document: How to set up Deco to work in Access...

@DMKKG You should connect Main Deco to LAN port of your router.

Alexandre. wrote @ChrisH64 You'll have to find desktop or laptop with gigabit Ethernet card, wire it to the second port of Main Deco X60 and run speed test on that desktop/laptop. That speed test...

@ChrisH64 With the same setup as previously, check that your mobile device you use to run speed tests has good WiFi connection to Main Deco X60. WiFi connection speed reported on that device...