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AT&T Broadband Light Blinking Red and Green


AT&T Modem Broadband Light Blinking Red And Green: 3 Fixes

One of the most reputable and reliable internet service providers in the United States of America is AT&T.

However, in recent times AT&T customers have expressed concern about a red and green blinking light that appears on their AT&T modem. It is something that has the potential to create problems. You’ll find some of the most effective troubleshooting solutions to fix this problem further down on this page, but before you do that, you need to familiarise yourself with the blinking red and green lights.

What Does It Mean When the AT&T Modem Broadband Light Alternates Between Red and Green?

In a nutshell, the blinking red and green light that you are seeing on your broadband connection is occurring because the connection has been trying to connect to the network for longer than three minutes. It is something that could prevent you from enjoying the benefits of a high-quality internet connection. Since we now understand the reason for the flashing green and red light, it is time to look for a solution to the problem. Continue reading the essay, and by the time the draught is over, you will have the ability to solve the problems it describes.

1) Reboot the modem in question

Resetting the modem is the quickest and simplest solution available to you if you want to fix the problem with the flickering red and green lights on the device. There are times when the issue is with your modem, as it is unable to recognise the network; in these cases, resetting it will help you. At least twenty seconds should be spent pressing and holding the reset button located on the back of the modem.

Because of this strategy, your modem will be able to establish a strong connection with your internet, and the broadband signal will stop flashing red and green.

2) Restart the Gateway service.

AT&T’s customer service team will tell you that restarting the gateway is the best course of action to take in the event that you are experiencing the problem described above. After waiting for 15 to 20 seconds, you will need to remove the power connection that is attached to the gateway and then plug it back in. At this time, we ask that you patiently wait for the broadband light to return to its regular state (it may take 3 minutes). It’s one of the most effective approaches to getting rid of the problem with the red and green lights.

3) Check to See That the Connection Is Stable

You can be putting every conceivable effort into finding a solution to the problem, yet the root of the problem is in the connections. There is a possibility that the connection could become unstable at some point, making it difficult for the modem to establish a connection to the network. If you want to get rid of the problem that you are having, you will need to disconnect everything from the device and then firmly plug everything back in again.


We have presented some of the most practical solutions to your problem in the post that was just discussed. You may find it above. The draught will make it possible for you to fix the AT&T broadband light that alternates between green and red. The first thing you ought to do is read this essay in its entirety. Please get in touch with us if you have any questions.


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