How to Fix ADT App Not Working

Are you experiencing issues using the ADT app on your device? Here, we have explained how to fix the ADT app not working.

How to Fix ADT App Not Working

Take Control of Your Smart ADT Security Virtually Anywhere. We live in an age when we expect great technology – think of the Internet of Things – to make our lives easier and better. The ADT Control app builds on that notion to create a smarter security and automation system.

However, some users are currently having issues using the ADT app. For some, the ADT app is not working, while it is not loading correctly for others. Whatever the case may be, we have got you covered.

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Below, we have explained why the ADT app is not working and how to fix it.

How to Fix ADT App Not Working

Why is the ADT App Not Working?

ADT app not working for you could be for some reasons. These include technical issues in the app, or the server is down.

Also, you may have your network connection turned off, or your device is running on the low data mode. Otherwise, you might have cache issues, or your network has been limited.

These issues can be fixed by updating the app from your Google Play Store or App Store, clearing the app cache, or switching to a different network.


How to Fix “ADT App Not Working”?

1.     Switch your network

You may have issues loading the ADT app if you have an unstable network or slow internet access. If you have good internet access and the app refuses to work, it could be that your network has been limited.

In this case, you will need to switch to a different network. If you are on mobile data, you may consider changing to a Wi-Fi network and vice-versa.

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Also, you can set your phone in airplane mode and then remove it. This will let you connect with a new server.

2.     Clear your app cache

You can clear the app cache to fix the ADT app not working. Cache issues usually prevent apps from functioning well.

You can clear the ADT app cache on Android from your Settings. Go to App Management, locate and choose the ADT App. Select the clear cache option, and the ADT App cache is freed.

Launch your Settings app and visit the General tab to clear your iPhone's ADT app cache. Under this, choose ADT and then the iPhone Storage. Finally, select the delete option and reinstall the ADT app.

3.     Disable your VPN

If you are connected to a VPN service, kindly disable them before using the ADT app. VPN connection could prevent the ADT app from working.

Try disabling your VPN connection to fix this issue, then use the ADT app again.

4.     Remove and reinstall the app

To fix the ADT app not working, you can remove and reinstall the ADT app to clear the app cache and install the updated version. You can remove the app from the Google Play Store or App Store or your device settings.

Reinstalling ADT also helps the app to start running afresh.

5.     Update the app

If you haven't updated the ADT app in a while, your device might be running on an unsupported version. Hence, the reason you have issues using the app.

To fix the ADT app not working, you need to update the ADT app to the most recent version. To do that, visit the Google Play Store if you use an Android device or App Store for iOS.

Updating the ADT app will help you fix bugs and glitches that may be introduced in the previous version if the update is meant for bug fixes and performance improvements.

6.     Ensure the app is compatible

The ADT app could be incompatible with your device. In this case, you will have issues using the app.

If the ADT app is not working correctly, check that it is compatible with your phone. If you find out your device is incompatible, try using the app on a different phone, and the problem will be fixed.

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7.     Ensure your date & time settings are correct

The ADT app not working may be a result of incorrect date & time settings on your device. Ensure that the date & time on your device are synced and correct.

Afterwards, you can try to load the ADT app again and see if it works.

8.     Restart your device

Restarting your mobile phone could be the solution you need to fix the ADT app issue. Restart your device, then start the app again. It should be running perfectly now.

9.     Wait for a while

Sometimes, the ADT app not working might be a technical error, or the server is down. In this case, you can only wait till the technical team resolve the issue.

In many cases, the ADT team are already aware of the situation and must be working to ensure the problem is resolved. Hence, there is nothing you can do than to wait.



The ADT mobile app could not work due to various factors. To fix the issue, kindly follow the solutions provided on this page. However, if there is a technical issue or the server is down, you will have to wait for the support team to fix it.

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How to Fix ADT App Not Working

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