@ScottieNim It does not look like you'll get much by replacing Main Node M5 with M9, in your setup. It appears your Main Node runs just fine, does not overheat. Internet speed is below of what M5 can...

@Sorenhogh It is almost as if you run Deco mesh in Router mode and it still uses old QoS configuration setting. Either that, or your switch, the one connected to Main Deco, for some reason can't...

Davinci wrote @Davinci AccessPoint mode I am only getting half my bandwidth - in Router mode I am getting the full 220MB. @Davinci It is often other way around. What are you getting when running...

@Sorenhogh Running Deco mesh in Access Point or in Router mode? What was your Internet speed before upgrade? Try "Test Internet Speed" in Deco app. It'll run speedtest between Main Deco M5 and...

Yaminator wrote @TP-Link All units, red LED, and it comes back after 2 minutes or so. @Yaminator In your Main Deco logs, with default Log Type: NOTICE, search for log lines similar to this: Mon Nov 2...

@ScottieNim I run Deco mesh consisting of two M9 and one M5. Deco M9 is tri-band, with dedicated WiFi backhaul. Deco M5 is not. They will work together just fine, but with single M9 in the mesh...