1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6037dd6a-bfbe-4294-b405-6d45c5820d4e.png?width=210&height=454)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5f31ae74-c9a6-475e-a1b9-92835f42384d.png?width=210&height=454)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b02aeac9-3bc7-4992-b006-57279d9ec74c.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-59576535-8344-4365-8977-12de2934cb8d.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-59576535-8344-4365-8977-12de2934cb8d.png?width=210&height=454)