1 Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7281024-f-4b4e5b27-c5e3-4bfd-9085-92fddd6c2dd6.png?width=208&height=450)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7281024-f-d2d7f020-499f-40db-b261-6126bb82d7b9.png?width=208&height=450)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7281024-f-d432a630-01d1-473a-8945-6a6a6250707e.png?width=208&height=450)
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/7281024-f-33be2b67-c3e8-4c88-ad64-fe6b8b66f9e8.png?width=208&height=450)
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/7281024-f-33be2b67-c3e8-4c88-ad64-fe6b8b66f9e8.png?width=208&height=450)