@Rand The disconnected devices all appear to be tplink. Not sure if there is a reason. As you can see I have a lot of tplink devices. I had them all connected last night. Some are very close to RE450...

@Carl I am not using smart connect. I have other brand devices, light bulbs, echo speakers, and plugs but they are working. I have two tplink re450 but only one connected at this time. That one had...

Recently all of my tplink devices, 7 switches, a 6 plug power cord, a 3 plug power cord, two 2 plugs and five single plugs. Two weeks ago they started disconnecting from the network. I reconnected...