@Sunshine Thanks for the reply. The extenders are not in a chain. I have a two story concrete house with the router and 3 extenders on the first floor, 2 extenders on the second. The first floor is...

How many RE215s can be on 1 AX73 at same time? I have 5 but only 4 appear to work at same time. Sometimes one will drop off and not be seen in Tether app, WiFi light will turn red.