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Device Troubleshooting





Not sure why your panel is beeping? Need to change your smoke alarm battery? We have resources for that here. You’ll also find a number of How-To videos to walk you through simple product tasks you can perform without scheduling an appointment.

How To | Simon XTi Battery Replacement

Learn how to change the battery in your Simon XTi Panel. Reminder: Before changing the battery, make sure your system is disarmed and placed on test mode.

Watch XTi Battery Video

How To | Install the Guardian App

You will learn how to install the Guardian App on your internet-connected mobile device. This video will also show you how to delete the app.

Watch App Video

Check out Guardian’s YouTube channel for for insights on how to use the app, battery replacement, how monitoring works, and more!

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Head over to our FAQ page for even more answers to your questions.

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