How to Reset Honeywell WiFi Thermostat

This post gives reset Honeywell WiFi thermostat instructions. We demonstrate these on the RTH9580WF wireless t-stat. This method does the following. First of all, it clears out all custom settings. Then, it resets the WiFi network. Finally, it restores the WiFi thermostat back to factory default state. So, follow the steps below, to hard reset … Continue reading How to Reset Honeywell WiFi Thermostat

How to Lock and Unlock a Honeywell Thermostat

Some models of the Honeywell thermostat, including the RTH9580WF we discuss in this post, feature a screen lock mode.  This prevents anyone from changing thermostat settings without first entering a pass code.  You create this code when you lock your thermostat.  Later, the thermostat asks you to enter this password to regain access.  So here … Continue reading How to Lock and Unlock a Honeywell Thermostat

Honeywell RTH9580WF Thermostat Review

The Honeywell RTH9580WF smart thermostat represents a clear advance from the RTH8580WF model, reviewed earlier.  On this model, they improved the screen from the green color so common with older thermostats with black lettering.  In this model, it’s now a full-color, brighter, higher contrast, LCD display. Honeywell RTH9580WF Smart Thermostat Introduction The Full Color Touchscreen … Continue reading Honeywell RTH9580WF Thermostat Review

Reconnecting Honeywell RTH9580WF

You might need to reconnect your Honeywell RTH9580WF smart thermostat (t-stat) to the internet, by changing a new WiFi network. Perhaps you moved the t-stat, and the WiFi it worked with before went out of range. So in this post, we cover reconnecting Honeywell Thermostat RTH9580WF to WiFi network, and offer how-to, step-by-step instructions to … Continue reading Reconnecting Honeywell RTH9580WF

Change WiFi Network on Honeywell RTH9580WF

You might need to connect your Honeywell RTH9580WF smart thermostat (t-stat) to a new WiFi network.  Perhaps you moved the t-stat, and  the WiFi it worked with before went out of range.  So in this post, we cover just how you do that, how to change WiFi network on Honeywell thermostat RTH9580WF. Then maybe, you have … Continue reading Change WiFi Network on Honeywell RTH9580WF

Unregister Honeywell Thermostat RTH9580WF

Perhaps you are moving but leaving your Honeywell smart thermostat at the old location.  Or, you wish to sell it to someone else at a different location.  Or maybe they have a different TCC account to assign the t-stat to.  But in any case, please run through the unregister Honeywell WiFi Thermostat RTH9580WF process.  Do … Continue reading Unregister Honeywell Thermostat RTH9580WF