Google Nest Community

Hi. Had 2 nest systems only since 2019. Now I’m getting error message h71.  yes iv tried everything that I’m told too do. Restart. Reset Reset back to factory settings etc. No joy. What a load of crap. Can anyone help  In my old house use to hav...

Hi. My thermostat keeps giving w5 code. Have tried all the restarting & resets etc including factory resets on both heat link & thermostat but w5 code keeps showing. Any help please 