1 Find "Mobile networks"
Slide two fingers downwards starting from the top the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-244c6685-c21e-45c4-8928-1ffb13ce8c8c.png?width=206&height=368)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d019cf85-7ffe-4552-8790-276e5971703a.png?width=206&height=368)
Press More.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ce83486c-f33f-4ffe-96a3-30f0283a9ef0.png?width=206&height=368)
Press Mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4de20693-0322-4ee9-8183-5d24c87159c5.png?width=206&height=368)
2 Turn data roaming on or off
Press Data roaming to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4a8d6122-460b-48b5-8902-87134f9bd787.png?width=206&height=368)
If you turn on data roaming, press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5bb6393a-4052-41ed-b523-620e73ef156a.png?width=206&height=368)
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-4a8d6122-460b-48b5-8902-87134f9bd787.png?width=206&height=368)