Frist, thanks in advance for your time and attention,
I have had Google Home since 2016. Have added third party smart bulbs to the Home App. Using Xfinity Internet modem + WiFi router ,
I have tried everything I can think of to install a Nest Thermostat. Reboots, resets, reinstallations, as a "New device" and a "works with Google" but nothing works (I did not have a previous nest account) after scanning QR code and agreeing to Supplemental Nest terms I get this every time:
"Problem connecting to cloud...Please try again later"
Yes, I just returned the nest via Amazon.
After a lot of searching I found this article: