How to Reset Honeywell Thermostat WiFi Instantly?

Resetting the WiFi on your Honeywell thermostat can be a crucial step when troubleshooting connectivity issues or setting up a new network. Whether you’ve changed your WiFi password, switched to a new network, or are experiencing glitches, knowing how to reset the WiFi settings can save you time and hassle. This guide will walk you through the process of resetting the WiFi on your Honeywell thermostat instantly, ensuring a seamless reconnection to your home’s wireless network. We’ll cover the necessary steps, precautions, and tips to make the process as smooth as possible. Follow along to regain control over your home’s climate settings.

Why Would You Need to Reset Your Honeywell Thermostat WiFi?

  • Connectivity Issues: Frequent disconnections or weak signals may require a reset to improve stability.
  • Network Change: Switching to a new WiFi network? You’ll need to reset to connect the thermostat to it.
  • Software Glitches: Experiencing unexplained thermostat behavior? A reset often resolves minor software bugs.
  • Energy Savings: Resetting can help you wipe out old settings that are not energy-efficient, allowing you to start fresh.
  • Troubleshooting: When all else fails in resolving issues, a reset serves as a last-resort troubleshooting step.
  • Preparation for Resale: Planning to sell your thermostat? A reset will erase all personalized settings, making it ready for the next user.

Types of Resets and When to Use Them

1. Factory Reset

  • When to Use: Ideal for erasing all personalized settings and reverting the device to its original factory settings.
  • Common Scenarios: Selling the device, experiencing multiple software issues, or starting fresh with your configurations.

2. WiFi Reset

  • When to Use: Specifically targets the WiFi settings, disconnecting from the current network and allowing you to connect to a new one.
  • Common Scenarios: Changing your WiFi network, troubleshooting connectivity issues, or updating WiFi credentials.

3. Schedule Reset

  • When to Use: Resets only the programmed schedules, leaving other settings intact.
  • Common Scenarios: Seasonal changes that require a new heating or cooling schedule, or correcting a mistakenly set schedule.

How to Reset Honeywell Thermostat Wifi Instantly?

Method 1: Using the Thermostat Panel

  1. Press and hold the fan and up arrow buttons together
  2. Continue holding until the panel reads 39
  3. Press the Next button followed by the Done option

Method 2: Using the Web Interface

  1. Connect to the Honeywell wireless network on your phone
  2. Open a web browser and enter
  3. Complete the WiFi setup as prompted on the web interface

How to Factory Reset Honeywell Thermostat? 

  1. Press the Menu button on the thermostat
  2. Choose the Advanced menu option
  3. Use arrows to select Advance Reset
  4. Confirm when prompted with Factory Reset icon
  5. Wait at least one minute before customizing settings

How to Schedule Reset Honeywell Thermostat?

  1. Access the thermostat’s main menu
  2. Navigate to the Schedule option
  3. Select Reset Schedule
  4. Confirm the action to clear all programmed schedules

WiFi Reset for RTH8500WF WiFi Series

Basic Reset

  1. Remove the thermostat faceplate for 30 seconds
  2. Reattach to attempt reconnection to the previous WiFi network

For TH8320WF / RTH8580WF Models

  1. Start at step 1 to forget the current WiFi settings
  2. No need for steps 2 and 3 if already registered to your account

For TH8321WF Models

  1. Go to Menu then WiFi setup on the thermostat screen
  2. Scroll down to “Disconnect WiFi network?” and select Yes

WiFi Reset for T5, T5 Plus, and T6 Pro WiFi

Preliminary Steps

  1. If WiFi was previously connected and lost, try reconnecting before a full reset
  2. Ensure no changes have been made to your home network or router

Full Reset via Resideo App

  1. Login to the Resideo App
  2. Select the thermostat and go to settings (top-right corner)
  3. Choose “Reset WiFi” at the bottom and follow the app prompts

Adding a New Device

  1. Use this if the thermostat is missing in the Resideo App or “Reset WiFi” is inaccessible
  2. Select “Add a New Device” or press the “+” within the Resideo App
  3. Follow the prompts to connect and configure the thermostat

WiFi Reset for Honeywell 9000 Series

Factory Reset

  1. Press MENU button on the thermostat
  2. Select PREFERENCES from the menu
  3. Scroll to the bottom and choose “RESTORE TO FACTORY DEFAULT”
  4. Confirm by selecting YES

WiFi Settings Reset

  1. Turn off the thermostat
  2. Select ‘Menu’
  3. Choose ‘Wi-Fi Setup’
  4. Follow on-screen directions to complete the reset

Schedule Reset

  1. Access ‘Menu’ and hold for a few seconds
  2. Press and hold ‘Preferences’ until it appears
  3. Choose ‘Restore Default Schedule’ and hold for a few seconds

WiFi Reset for Honeywell Smart & Lyric Round Thermostats

Factory Reset

  1. Hold down the ‘Weather button’ for 5 to 10 seconds
  2. Menu button will display on the screen
  3. Scroll down and select ‘Factory reset’
  4. Select ‘OK’ followed by ‘YES’

WiFi Settings Reset

  1. Press and hold the ‘Cloud’ icon until scrolling option appears
  2. Scroll to ‘Wi-Fi’ and select
  3. Scroll to ‘Setup’ and select

Schedule Reset

  1. Hold down the ‘Cloud’ icon for a few seconds
  2. Scroll to ‘HomeKit reset’ and select

Troubleshooting and Common Issues for Honeywell Thermostats

No Display on Screen

  • Check power supply and batteries
  • Inspect circuit breaker

WiFi Connection Lost

  • Reboot router
  • Perform WiFi reset on thermostat

Incorrect Temperature Reading

  • Calibrate thermostat sensor
  • Check for drafts or heat sources near device

Schedule Not Working

  • Verify programmed settings
  • Perform schedule reset

Thermostat Not Responding

  • Reboot by removing faceplate
  • Perform factory reset if issue persists

App Connectivity Issues

  • Update app to latest version
  • Re-login or reinstall app

Error Codes on Display

  • Refer to user manual for code meanings
  • Contact customer support if unresolved

Frequent Cycling

  • Check for correct thermostat placement
  • Adjust temperature differential setting

Inconsistent Heating/Cooling

  • Inspect HVAC filters and vents
  • Check for software updates


Resetting the WiFi on your Honeywell thermostat is a straightforward yet essential task for maintaining optimal functionality. Whether you’re dealing with connectivity issues or setting up a new network, this guide has provided you with the step-by-step instructions needed to reset your device instantly. By following these simple procedures, you can ensure that your thermostat remains an efficient and reliable component of your smart home ecosystem. Remember to take necessary precautions, such as noting down your previous settings, to make the transition as smooth as possible. Now, you can enjoy seamless control over your home’s climate, right at your fingertips.

Frequently Asked Questions (FAQ)

How do I reset my Honeywell thermostat effortlessly in seconds?

For a quick reset, remove the thermostat faceplate for 30 seconds and reattach it. This will attempt to reconnect to the previous WiFi network.

Why is my Honeywell thermostat not responding to WiFi?

Check your router's connectivity and reboot it. If the issue persists, perform a WiFi reset on the thermostat.

How do I reconnect my Honeywell thermostat to my wi-fi?

Navigate to the WiFi setup option on your thermostat's menu and follow the on-screen instructions to reconnect.

How do I reset my Honeywell thermostat without schedule?

Access the thermostat's menu, navigate to preferences, and select "Restore to Factory Default" for a full reset.

How do I reset my digital thermostat?

Most digital thermostats have a reset button or a menu option for restoring factory settings. Consult the user manual for specific steps.

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