Software update for the AT&T Wireless Internet (MF279)
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Software update for the AT&T Wireless Internet (MF279)


Latest update
Getting started
Update & verify software

Latest update

The updates
  • What's changing: Firmware Over the Air (FOTA) fix and Krack mitigation patches.
The details
  • Release date: April 12, 2018
  • OS: Linux 3.18
  • Software version: MF279V1.11
  • Previous version: MF279V1.7
  • File size: 5MB

Getting started

  • Download the update via Firmware Over the Air (FOTA)
  • Connect your device to the AT&T data network to download the update

Update & verify software

To update the software
  1. Connect your AT&T Wireless Internet (MF279) to your computer or Wi-Fi-enabled device by Wi-Fi or Ethernet cable.
  2. Open a web browser and go to http://att.wirelessinternet.
  3. Enter your Admin login, then click Login.
    Note: Your login can be found on the bottom of your AT&T Wireless Internet.
  4. To view software updates, select AT&T Software Update > Check for Updates.
  5. Follow the on-screen prompts to download and install the update.
  6. The device automatically restarts once the new software successfully installs.

To verify the update
  1. Connect your AT&T Wireless Internet (MF279) to your computer or Wi-Fi-enabled device by Wi-Fi or Ethernet cable.
  2. Open a web browser and go to http://att.wirelessinternet.
  3. Enter your Admin login, then click Login.
    Note: Your login can be found on the bottom of your AT&T Wireless Internet.
  4. Select About Your Device to view the device's Hardware and Software/Firmware Versions.

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