11/14/2023 0 Comments Att router broadband flashing red![]() ![]() If none of these troubleshooting steps worked out for you, don’t hesitate to contact AT&T support. If the Broadband light stops being red at this point, then you’ve fixed your issue otherwise, proceed to the next step. When the Broadband light goes green, then the reset has been completed.The device will now restart, so wait for the lights to come back on.Press and hold the reset button for about 15 seconds.It should be either behind it or on its sides. Remember that performing a factory reset can result in all of your custom settings getting wiped, like a static IP address or a customized Wi-Fi network name.īut you can reconfigure them after the reset. If a firmware update or changing the cables didn’t fix the issue, you could try factory resetting your gateway. ![]() A Factory Reset Helps If Everything Else Fails Choose your Wi-Fi Gateway, then select Restart.Īfter the gateway restarts, cross-check the version number of the new firmware with the version you had before and confirm if the modem was updated.Ĭheck if the red light on Broadband has gone away after the update.Scroll down to find Home Network Hardware.Check the bottom part of the page that opens to see the firmware version.Īfter noting your current firmware version, you can force a firmware update from the same utility.Choose your Wi-Fi Gateway, then Device Details.Sign in to Smart Home Manager from a PC or a phone browser.You can use AT&T’s Smart Home Manager for this on a PC or a phone. Sometimes buggy or old firmware can stop the router from connecting to the internet, and if your gateway hasn’t been updated in a while, it could very well be the reason.ĪT&T automatically updates your router, but if you haven’t restarted your router for a while, it may not have been installed.īefore restarting, make a note of the firmware version you are currently running on your gateway. ![]() You Might Have A Pending Update for Your Router When your router finishes turning on, see if the Broadband light goes red again.
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