1. From the home screen, swipe down from the top of the screen to reveal the Action Center.
   
2. Tap ALL SETTINGS.
   
3. Scroll to, then tap about.
   
4. The software version is displayed.
   
5. To check for updates, from SETTINGS, tap phone update.
   
6. Tap check for updates. If an update is available, follow the on-screen prompts to update the device.
   Note: To see if there is an update available for your device, check att.com/softwareupdates.