Introducing Nest thermostatsLearn about the Nest Temperature Sensor Technical specifications Download documents included with your thermostat Get startedNest thermostat compatibility Setup and installation Nest thermostat basics Explore features and settings Browse all features and settings Control your Nest thermostat How to save energy Learn how Nest thermostats work Fix a problemNest thermostat is offline and other connection issues Thermostat error codes and messages Heating and technical issues Nest Temperature Sensor issues Heat Link issues Identify a thermostat wire Troubleshoot your Home Report Warranty, manual & returnsSafety and Regulatory Information for Google Nest and Streaming Devices Check Google Nest hardware warranty status and file a claim Find your Nest device serial number Return a Google Nest device Download documents included with your thermostat Nest Pro installation Clean your Nest devices Painting Nest products End of support for Nest Learning Thermostats (1st & 2nd gen)