How to reset the Google Nest Thermostat
You want to factory reset the thermostat to clear settings or to hand it over to someone else.
Most likely causes
usually this
A restart did not fix the issue and a full reset is needed
- Warning: factory reset erases personal settings and Wi‑Fi details; note wiring and settings first.
- On the thermostat go to Settings > Restart or Factory Reset (or Settings > Reset on older models).
- Choose 'Factory Reset', confirm, then set up the thermostat again in the Google Home app.
common
You are moving or giving the device away
- Warning: this removes schedules, network info and personal preferences.
- Remove the device from your Google account in the Home app first.
- Then perform a factory reset on the thermostat so the new owner can set it up.
sometimes
You only want to erase Wi‑Fi info without full reset
- Warning: this will make the thermostat offline until you reconnect it.
- On the thermostat choose Settings > Network and select the option to forget Wi‑Fi (if available).
- Reconnect the thermostat via the Google Home app using your Wi‑Fi again.
Frequently asked
Will a restart delete my settings?
No. A restart simply reboots the device and keeps your schedules and Wi‑Fi details.
Should I remove the thermostat from my account before resetting?
It's recommended: remove it from the Home app before a full factory reset.
Does Nest work on 5 GHz?
Some Nest thermostats work but they are often more reliable on 2.4 GHz; try 2.4 GHz first if you have problems.
Do Nest Temperature Sensors stay linked after a reset?
Sensors linked to your account usually remain linked, but check them in the app after resetting.
Other problems with this device
Nest Thermostat won't connect to wifiNest Thermostat is offlineFirst-time setup
Sources
Updated 2026-09-09 · plugfix.vercel.app