AT&T BGW320 Blinking Red: What It Means And How To Fix It

If you have noticed your AT&T BGW320 Wi-Fi gateway blinking red light, you are in the right place. This is a common issue reported by many users and it is good to know that you can fix it by yourself.

In this article, we will see why is the AT&T BGW320 blinking red, what it means, and how you can resolve the issue.

Why Is The AT&T BGW320 Blinking Red?

The colors and states of the BGW320 router lights signify different things. A blinking red light might indicate several things, depending on the speed of the blink:

Slow-blinking red: Your gateway doesn’t have an internet connection. This could be due to loose, disconnected, or damaged cables.

Fast-blinking red: There’s an issue with the network service. It may be a temporary problem that could be fixed with a restart or checking for service outages.

So, when the AT&T BGW320 light is blinking red, it indicates an issue with your internet connection or device.

How To Fix The AT&T BGW320 Blinking Red Issue

Dealing with technical issues can be pretty frustrating, especially if you don’t know where to start. However, the following solutions should help you resolve the AT&T BGW320 blinking red light problem.

Give It Some Time

Sometimes it is best to wait a little before you start with the troubleshooting. In some cases, users have reported that the issue resolved itself after a few hours, even without any intervention.

So, having this in mind, if you don’t have any urgent work to do just wait and see whether the issue will resolve itself. If it doesn’t you can start with some basic troubleshooting.

Check Your Internet Connection

The red blinking light on your AT&T BGW320 router can be a signal that the connection is unstable or that there is no connection at all. Therefore, we need to check whether the issue is with the network or just the device.

You can test the internet connection on your other devices. If they can’t access the internet as well, then the issue is with the network. In that case, either continue with the troubleshooting steps or simply contact AT&T support.

Restart The Router

Restart the router by unplugging the power cable from the electrical outlet. Leave it like that for a few minutes and then plug it back in.

You can also use the Smart Home Manager app to restart the router.

  1. Download and log into the Smart Home Manager app on your mobile device or tablet.
  2. Choose the Network option.
  3. Scroll down a bit and select Home Network Hardware.
  4. Select the Wi-Fi Gateway option and select Restart.
  5. To confirm your choice, click on Restart once more.

After the restart wait for the router to boot up completely and check whether the red light is still blinking. If it is, move to the next solution.

Is AT&T Down?

You can check whether AT&T is having some technical issues that are causing the red blinking light on your BGW320 router.

You can visit AT&T’s official service status page to see if there are any reported outages.

Websites like Downdetector or Outage.Report can provide real-time updates on outages. These websites rely on user reports to identify outages, so they can be a good way to see if other people in your area are experiencing the same issues.

You can contact AT&T’s customer support directly for more information. They can provide updates on known issues and offer troubleshooting help.

NOTE: If you’re having issues with your AT&T service, it might not necessarily be a widespread outage. It could be an issue specific to your account or your device.

Check The Power Supply

In some situations, the blinking red light can be caused by power problems. This is the reason why you need to check the router’s power source.

Check whether the power cable is securely plugged into both the device and the power outlet.

See if there are any visible damages on the cable and replace it if you notice anything strange.

In case you are using a power strip or surge protector, try connecting it directly to the wall outlet. This will help you see if the power strip is causing the issue.

Factory Reset The AT&T BGW320 Gateway

Another effective solution is to reset your BGW320 device to factory settings. However, you need to know that this process erases all the custom settings and you will have to configure your network again.

If you want to try this solution follow the instructions given in this article on AT&T’s website – Reset your Wi-Fi gateway to original settings

AT&T BGW320 factory reset button

Otherwise, if you are not sure whether or not to factory reset the router, feel free to contact AT&T support.

Contact AT&T Support

contact ATT support

You don’t have to have any special tech knowledge to follow the solutions given above. However, if none of them work, it’s time to contact AT&T support and ask for help. Make sure to explain the problem in detail and you can expect to get your problem fixed fast.

AT&T support can check the issue remotely, test your connection and even try to fix the issue. They can also guide you through some troubleshooting steps or even send a technician to check the problem if necessary.


If you don’t know what the AT&T BGW320 blinking red light means and you aren’t sure what to do to fix this issue, things can become a bit frustrating. The good thing is that this issue is not that complicated and, in most cases, you should be able to fix it by following the solutions presented here.

Just remember, if none of the solutions from this article work or you just think you might mess up something, get in touch with AT&T support to help you fix this issue and get back to your online activities.