@Gabowski hi, could you please share your detailed situation? Then we may provide more exact suggestions.

@Morholt Hi, to assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you with your registered email address later. Please pay attention to your email box...

@PrincePCKET Hi, may I confirm what is your exact network topology? Except the switch and two routers, do you have a main router/modem router?

@PrincePCKET Hi, may I confirm what is your exact network topology? Except the switch and two routers, do you have a main router/modem router?

@TheBaron Hi, under AP mode, if you want the satellite Deco to be the main Deco to connected to the front-end device, you may also update it on the Deco app at the same time.

@Ethan1230 Hi, as I know, Archer BE400 has supported Easymesh Ethernet Backhaul.