Device help
Get step-by-step help and info for your device.
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Tips on charging your battery.
Block or unblock calls from your device.
Adjust call forwarding options for your wireless number.
Add another person to your call, merge calls, place someone on hold and more.
This article describes how to make a call.
TTY Support offers speech-to-text functions for the hearing impaired.
The signal LED on your device indicates the current wireless signal status.
Connect a computer to the Router's network.
Connect a wireless device to the Router's network.
This article describes how to connect to the AT&T Network.
This article describes how to connect to the internet via Ethernet.
Learn to connect a WPS-capable device to the AT&T Wireless Internet wireless network.
This tutorial explains how to view the different devices connected to your AT&T Wireless Internet.
This article describes how to determine the connection status of your device.
Turn Wi-Fi on and off.
View and change the Wi-Fi network name and password for the AT&T Wireless Internet network.
Learn important information about your Wireless Internet.
This article details device specifications.
Learn How to Clean Your Device
Get tips on the best way to keep your device clean.
Install and remove the SIM and battery.
Set up your device for the first time or after having done a factory reset.
This article provides an overview of the LED states.
Turn your device on and off.
View and pay your AT&T bills online, manage your account, reset passwords, or upgrade your AT&T services.
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.
Learn to restrict and block websites to keep you and your family safe.
This article describes how to enable wireless security.
This article describes how to access modem and router settings.
This article describes how to view APN settings.
This article describes how to access VPN and DHCP settings.
Find IMEI, Serial Number & Phone Number
View the device IMEI, phone and serial numbers.
Software update for the AT&T Wireless Internet (MF279)
Learn how to update the software of the AT&T Wireless Internet (MF279).
Determine your current device software version and check for updates.
AT&T Wireless Internet Manager
How to perform basic functions with the AT&T Wireless Internet using the AT&T Wireless Internet web portal.
Forgot AT&T Wireless Internet Manager Login
This article describes what to do if the AT&T Wireless Internet Manager login information is lost.
How to view incoming and outgoing calls to and from your AT&T Wireless Internet.
Answering Machine Not Picking Up
Try this if your answering machine does not pick up incoming calls
AT&T Wireless Internet Connection Issues
Try this if you cannot successfully connect to the AT&T Wireless Internet.
Blinking Red Wireless Service LED
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 AT&T Wireless Internet cannot access the internet.
Try these troubleshooting methods if your AT&T Wireless Internet does not produce a dial tone when a phone is plugged in.
Try this if your phone fails to ring during incoming calls.
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.
The Wireless Internet Network may be hidden, or you may be experiencing problems with your connection.
Check your voicemail messages.
Set Up Voicemail or Answering Machine
Learn to set up and access the voicemail functions on your device.