If the power to your system is switched off or theres a blackout the battery has enough. There are a few ways to charge the nest thermostat but its important to check a few things before charging your nest because durring normal use the nest thermostat does not need to be charged.

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Nest thermostat e charging. Big problems with the battery. It charges fine when i plug it in by usb. Nest and google home have joined together as google nest. When you have connected the nest thermostat to the system it should switch on. Moving forward you can learn about and buy all nest products in one place. The thermostats might turn off without your consent if you dont use it for some time but then it might turn on once it is accessed through the nest thermostat app.
Ive tried with the blue c wire in place and with it out. If you witness the red light blinking you should wait until the battery is 100 charged. Nest support site said it may not need the c wire so i tried with. The nest thermostat when working properly should automatically charge from the power provided by your hvac equipment. So an odd issue here. Talk to a google nest expert at.
If you own a nest smart thermostat you may be experiencing problems with the battery. But if the battery is fully. Never try to restart the nest while its connected to a computer or power source while charging. Ive checked the wiring its as it should be. You should now see the nest animation as it starts back up. As in the battery keeps draining and leaving you in the literal freezing cold.
Disconnect the nest from the usb cable and hold down the nest ring for about 10 seconds or until the display goes black. Nest thermostat e not charging battery. 1 check the power switch. Usually your thermostat will take about half an hour to recharge. You can adjust the temperature on your nest thermostat from anywhere and get notifications for important events like heads up and emergency alarm. Press the nest ring again to turn back on the device and release.
Youll see a blinking red light at the top of the thermostat display to confirm that its charging. My thermostat isnt charging the battery when i have it on the wall. Your nest thermostat uses the voltage from your systems wires to keep its internal battery charged. Connect to your nest learning thermostat and nest protect smoke and carbon monoxide alarm from one place the nest app in your web browser. Were here to help.