1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3a876653-c4b6-49f3-84d6-ff8f9a85eded.png?width=206&height=444)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6886f884-8c64-4d3b-87b1-712bd6344c67.png?width=206&height=444)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5b80e4dd-9796-4926-80d1-b8e1e4deff9c.png?width=206&height=444)
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-2b16072e-7ad0-4305-b375-d8b2baae25e2.png?width=206&height=444)
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-2b16072e-7ad0-4305-b375-d8b2baae25e2.png?width=206&height=444)