I have the same problem.. Google support asked me to try creating a new
home and adding the thermostat, but that would require a factory reset,
so I've been holding off a bit. I would suggest that you contact Google,
if you haven't already, just so t...
Google home shows my Nest 3rd gen thermostat is offline, but the
thermostat is online, and I can control it with the Nest app. This is an
issue on Google's side. Google support is asking me to create a new
home, and add the thermostat and one of my G...