1 Find "Mobile networks"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f9a27398-50e0-4249-b93b-c0c70a2f7373.png?width=204&height=452)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-948bf70b-c752-4c48-8134-2495e9fdf7c6.png?width=204&height=452)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2973d27e-6644-4e11-b781-824eb7caf239.png?width=204&height=452)
Press Mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a72d616a-0f1e-44df-a387-90b7eb2f7345.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-0f46ede6-46d4-4534-89cc-348c4333b55e.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-0f46ede6-46d4-4534-89cc-348c4333b55e.png?width=204&height=452)