Determine your current device software version and check for updates.
INSTRUCTIONS & INFO
Swipe down from the Notification bar, then select the Settings icon.
Select About phone. Here you can view the Android version and Baseband version.
CHECK FOR SOFTWARE UPDATES: From the Settings screen, select AT&T Software Update then select Check for Updates. Note: To see if there is an update available for your device, check att.com/softwareupdates.
If an update is available, follow the on-screen instructions to perform the update. If an update is not available, select OK.