Yeah sure.So open your google home app.On main screen under devices you
will see your Thermostat. Tap on it. And on top right corner tap on tap
on Settings icon. And you will find "remove device". Tap on it. And you
are done and ready to add new.
I had a same issue. I have Nest Thermostat (Not E-Nest or learning, just
the basic one) installed and i just replaced my Orbi RBK753 to the Asus
ZenWifi XT8.So was trying to connect my Nest Thermostat by resetting it
and connecting it but had a same ...