The reason moving the Nest thermostat might work for some, is that with
routers that operate on both 2.4Ghz and 5Ghz, when moved closer or
further away from the router, the Nest thermostat may be switching to
one or the other. 2.4ghz range is further...
I am hoping this may help others with this issue. We had recently
swapped broadband provider and had a new router installed. This new
router supported both 2.4Ghz and 5Ghz, however it came where these two
were bound into a single SSID/WiFi name. Now ...