1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-dae9ba2b-bb5d-425a-a1a8-818930ae99f3.png?width=212&height=458)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4c40c765-2564-4024-b20a-e5a13489a939.png?width=212&height=458)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6a2e7a80-880c-4a33-8b76-2b1cddce92ec.png?width=212&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/7140723-f-b91676d1-11b5-4f6f-bee1-fc1e6fba942e.png?width=212&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/7140723-f-b91676d1-11b5-4f6f-bee1-fc1e6fba942e.png?width=212&height=458)