Update software

  1. Make sure your device is fully charged and connected to Wi-Fi.
  2. Swipe down from the Notification bar and select Settings.
  3. Scroll to and select System, then Advanced.
  4. Select AT&T software Update, then Check for Updates.
  5. Follow the on-screen instructions to download and install the update. The device automatically restarts once the new software successfully installs.

Verify software update

  1. Swipe down from the Notification bar and select Settings.
  2. Scroll to and select About phone, then b.
  3. If the Build number and Baseband versions don’t match the current update; perform additional updates until they do.

Troubleshoot software update