1 Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-89c81eab-2c19-4853-b9e2-4353ee0849be.png?width=210&height=454)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7de16d0c-34ef-4975-99e3-d828ef0e0533.png?width=210&height=454)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ef135688-4ffd-451f-9772-5b1f59fcfd3b.png?width=210&height=454)
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-6a88e791-d5f0-440e-8f2d-d97497844eed.png?width=210&height=454)
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-6a88e791-d5f0-440e-8f2d-d97497844eed.png?width=210&height=454)