Sorry for the delay and also about what's going on with your Nest thermostat.
Quick question — what type of Nest thermostat is this? Have you tried manually restarting it? If not yet, please give that a try by following the steps here: https://bit.ly/3moipVu
I haven't heard from you in a while so I'll be locking this thread if there is no update within the day. If you have any new issues, updates or just a discussion topic, feel free to start a new thread in the community.
