This post gives the reset Honeywell Home thermostat WiFi routine. We show this on the RTH9580WF WiFi thermostat, and this WiFi reset method does the following. First, it erases out all custom settings. Then, it resets the WiFi network the thermostat connects to to none. Finally, it restores the thermostat back to factory default state. … Continue reading Reset Honeywell Home Thermostat WiFi — How to Do It