I am just glad we could crowd source and fix the problem. It was driving
me/us nuts. I passed it along to the nest support. Hopefully they can
document it better because when I attempted to have it resolved through
them it didn't get anywhere.
I have had this issue and finally fixed it. I have a dual band router
and did not create separate networks for 2.4 and 5.0GHZ. The nest
thermostat(i have the mirror regular nest thermostat) cannot handle
5.0GHZ and when it would randomly switch itsel...