
There is some hardware failure or device malfunction - in this case, it’s a problem with the modem, not AT&T.Ī modem often has several lights, as opposed to a router, which usually only has one light to indicate internet connectivity.This can happen due to problems with inclement weather, your ISP (in this case, AT&T) cutting off your internet, and so on. There is a signal detected, but there is no internet connection.Some possible explanations for a red light include: What if the red light is on your modem and gateway and not on your router? In that case, it can mean a few different things again, it depends on the exact model you have. Why Is There A Red Light On My Modem Or Gateway? The cable might be broken here too, so the router might be constantly connecting to and disconnecting from the modem. On the other hand, a flashing red light might mean that there is an unstable connection as opposed to no connection at all. What’s the difference between a solid red light and a flashing red light?Īs explained above, a solid red light means a broadband signal has been detected, but there is no internet connectivity. Image from Pixabay Solid Red vs Flashing Red Light There is inclement weather, such as a blizzard or a hurricane, that is interfering with your internet connectivity, or there is a service outage due to any other reason.AT&T has cut off your internet, whether because you are behind on bills or due to another reason.There is a problem with the internet cables.


First, however, you have to make sure the red light is on your router and not on your modem or gateway.Įxplore: Best Cheap Wireless Routers Under $100 Router vs Modem vs Gateway: What’s The Difference?

Nevertheless, it might be a small issue and not require any major fix we’ll talk about ways to fix the red light a bit later.įor now, let’s focus on figuring out what exactly the red light means. If the internet connection and the router were working fine, there wouldn’t be a red light.

However, it usually means that there is some sort of problem with the router or the internet connection. The exact meaning of the red light can vary by the exact model and device you have. Wrapping It Up: If There Is A Red Light On Your Router, Don’t Panic What A Red Light On Your AT&T Internet Router Means?
