To update the software
  1. Make sure your device is sufficiently charged and connected to Wi-Fi.
  2. From the Home screen, tap the Applications icon.
  3. Scroll to and tap Settings > AT&T software update > Check for Updates.
  4. Follow the on-screen prompts to download and install the update.
  5. The device automatically restarts once the new software successfully installs.

To verify the update
  1. From the Home screen, drag down the notification bar with two fingers and tap Settings.
  2. Scroll to and tap About > Software information.
  3. Your device has the latest software if the Baseband version, Build number, and Software version match the current update details.