Determine your current device software version and check for updates.
INSTRUCTIONS & INFO
Swipe down from the Notification bar, then select the Settings icon. Note: The images and steps in this tutorial reflect the latest software version (Android 7.1.1). For more information on the latest update available for your device, check att.com/softwareupdates.
Scroll to and select About tablet. The Android version and Baseband version will be displayed.
CHECK FOR SOFTWARE UPDATES: From the Settings screen, select Software update.
Select Check for updates.
Select OK. Note: If an update is available, follow the on-screen instructions to download and install. Otherwise, Select OK.