@fallingrock You have a direct Ethernet cable between the satellite Deco and the main Deco?

@Brother_Theresa The Main Deco was flashing blue or red? It was perhaps not necessary to reset the Deco.

@Sdaniel105 If an M5 in one building can reach an M5 in another buidling, you can setup one as the satellite of the other, and they will make a single mesh.

@Accutronman It is the same with other bands: they are always used for backhaul. You can only control what the Deco offers to the devices.

@HSBoston I was responding to your final question.

@Moodi2030 1) setup 1 is more performant, because the traffic between the router and the satellite Deco does not go via the main Deco. Not sure, however, it makes a measurable difference. 2) with...