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Learn more about your AT&T Wireless Internet (MF279)
The signal LED on your device indicates the current wireless signal status.
Learn to connect a WPS-capable device to the ATnT Wireless Internet wireless network.
This tutorial explains how to view the different devices connected to your ATnT Wireless Internet.
Try this if you cannot successfully connect to the ATnT Wireless Internet.
This article describes what to do if the red wireless service LED is solid red.
Try these troubleshooting methods if you are experiencing sluggish internet speeds.
Try these troubleshooting methods if your ATnT Wireless Internet cannot access the internet.
Try these troubleshooting methods if your ATnT Wireless Internet does not produce a dial tone when a phone is plugged in.
Perform a factory reset to restore default settings on the device. Perform a factory reset if you have been locked out of access to your device settings.
Block and unblock Wi-Fi devices from connecting to the Router's network.
Hide the Wi-Fi network name to limit the visibility of your network to nearby wireless devices.
How to perform basic functions with the ATnT Wireless Internet using the ATnT Wireless Internet web portal.
This article describes what to do if the ATnT Wireless Internet Manager login information is lost.