Here's how my day ended. I had TP-Link technical support doing TeamSHare as they sat on my laptop trying to figure out if they can get their Decos working (enable 5ghz). After 3 hours of sitting with

Am I alone in my thinking?

I have the Deco w7200 Mesh system, 3 units. When going through the connections on the app, I noted that all the devices, every single one, was only connect by 2.4ghz. None were using the 5ghz channel.

I had an Asus Router that worked flawless. Never crashed, we never lost internet. Well, maybe it would crash once per year at most. The Deco w7200, which doesn't show up as a Model Option by the way,