1. Find "Mobile data"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-41c9ec0d-203c-4814-9e4c-9227dfd66e30.png?width=214&height=380)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-41d5d634-a082-4a8f-9e61-2185080ad44a.png?width=214&height=380)
Press Mobile data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-26065048-8efa-4499-96b0-a7cdd2472252.png?width=214&height=380)
2. Turn data roaming on or off
Press the field next to "Data roaming" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ca9a27ca-3d1b-4071-ae89-20763c9ccd62.png?width=214&height=380)
If you turn on data roaming, press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fa20475a-158a-473f-9769-521073d0226e.png?width=214&height=380)
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-ca9a27ca-3d1b-4071-ae89-20763c9ccd62.png?width=214&height=380)