1 Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-5c4a42b6-50a6-488b-a367-d138066b9bbd.png?width=210&height=458)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-66b50edf-392c-48c6-8469-400173cb7d6d.png?width=210&height=458)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-e34a2179-b98e-4258-86ab-b9381c9effcc.png?width=210&height=458)
2 Turn data roaming on or off
Press the indicator next to "Data Roaming" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d49bb143-8f24-4517-b767-29177e86d714.png?width=210&height=458)
3 Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d49bb143-8f24-4517-b767-29177e86d714.png?width=210&height=458)