1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-94c46443-f54a-4369-8ffe-1196017e77be.png?width=210&height=458)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-1968f08d-5d54-4bf0-b58a-b4cfbea4c5bb.png?width=210&height=458)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d1bb96aa-bbdf-46f3-b7f0-a15a74e75e84.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-f22cab50-3d36-4490-9b09-36d32c2f11cf.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-f22cab50-3d36-4490-9b09-36d32c2f11cf.png?width=210&height=458)