1 Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a7b6471b-8a86-412f-ac2b-e9ea9cd109a5.png?width=210&height=454)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d8e0c06b-5105-40d2-9146-79b80573c427.png?width=210&height=454)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-67e72a3e-ee40-4080-bc8b-3b5f35ae75ec.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/7140723-f-e68b2a5e-b96b-4801-ade4-1702efc7ddb7.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/7140723-f-e68b2a5e-b96b-4801-ade4-1702efc7ddb7.png?width=210&height=454)