1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7b091d0b-cbdc-4399-b722-e4fefbb37dce.png?width=210&height=458)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-316841e0-0a52-4263-9eb1-d02decdb1f14.png?width=210&height=458)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f2e6a659-2063-4fa1-ac5f-7e80192938bb.png?width=210&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-66debf9c-3bdf-4646-91f5-d9d468c5da85.png?width=210&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-66debf9c-3bdf-4646-91f5-d9d468c5da85.png?width=210&height=458)