1. Find "Mobile Data Options"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-eb65d787-390f-4b05-ac2f-cf0f516ac3cd.png?width=208&height=454)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1c15d5d4-35e0-4480-bc44-18db75a0c933.png?width=208&height=454)
Press Mobile Data Options.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-64598f94-f8a8-4934-a32a-19a061c3c740.png?width=208&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-95bbd3cf-55aa-47f3-8416-c69cb80e49aa.png?width=208&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-95bbd3cf-55aa-47f3-8416-c69cb80e49aa.png?width=208&height=454)