1 Find "Mobile networks"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1734b561-14aa-401e-8718-e2e7fd816fed.png?width=204&height=452)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2afd2614-7863-48d4-8c66-f0f992530803.png?width=204&height=452)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8d6b5534-d922-4a2b-830a-80ef9aaa0be9.png?width=204&height=452)
Press Mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-50250e63-6c45-4e61-a96a-4f6b44d9de65.png?width=204&height=452)
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-4d4bef5f-6282-49a7-a57e-973bb9f7a212.png?width=204&height=452)
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-4d4bef5f-6282-49a7-a57e-973bb9f7a212.png?width=204&height=452)