1. The Signal Bars display the connection strength. The more bars that are displayed, the better the connection. The less bars displayed, the poorer the connection.
   Note: To view the locations AT&T voice and data service can be used, see the AT&T Network coverage map.
   
2. When connected to 4G LTE, the 4G LTE icon will be displayed.
   Note: To learn more about the AT&T network, visit http://www.att.com/network.
   
3. To manage mobile network access, from the home screen, swipe down the Notifications bar with two fingers.
   
4. Tap SETTINGS.
   
5. Tap Mobile networks.
   
6. Tap the Data enabled checkbox to turn mobile data on or off.
   
7. Tap the Data roaming checkbox to turn data roaming on or off.
   
8. Tap OK.
   
9. To quickly turn mobile data on or off, swipe down the Notifications bar with two fingers.
   
10. Tap DATA to turn it on or off.