@gkatz Do you use 2 Deco as AP mode or one as router mode and the other one as AP mode. If so, the current network diagram should be fine. If you set both as AP mode, the advanced features you...

@gkatz Deco M5, Deco P7 and Deco M9 plus support both Application QoS and Device QoS; The QoS is applied to host network now; there is no option to enable QoS for guest network.

@gkatz This feature will be added in next firmware, please wait a while for the updates.

@Maltebsa The IP address obtained by your computer is a public IP address, that is why we doubt that you use the PPPoE connection on your computer; If it is a Windows computer, go to control...

@pols.robert If still the same, you can email our tech support with the thread link attached to check the warranty service. https://www.tp-link.com/support/contact-technical-support/

@dspit1664 usually we use the system log after it drops internet to do further analysis. Meanwhile, we can use some Packet Capture programme to test the connection between the router and front-end...