1 Find "Mobile networks"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-755387b0-a9fd-4591-9b54-e6c035aec1ad.png?width=362&height=454)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a3090bff-6848-4750-95ab-3de8c0c492f0.png?width=362&height=454)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d940296c-09ac-423d-8468-eb7ee586ed47.png?width=362&height=454)
Press Mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8140f19d-0054-435e-9dfc-b0aafbce9d73.png?width=362&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-27c6fdf0-1fc2-4b8c-b03e-f9ac83bb4b0a.png?width=362&height=454)
3 Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-27c6fdf0-1fc2-4b8c-b03e-f9ac83bb4b0a.png?width=362&height=454)