This article explains how to connect a Honeywell Thermostat to Wi-Fi. Instructions apply to iOS 14 or later and Android 11 and up. How to Connect a Honeywell Thermostat to Wi-Fi These instructions ...

Ecobee and Honeywell ... of powering the thermostat – ask a professional if you’re unsure. The Ecobee would like a C wire too, but also comes with a power-extender kit so you can make ...