1. Find "Mobile data"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3b8110a4-69c3-42e7-9d98-28f2ea911c08.png?width=204&height=362)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3a7078a3-b4dc-40c4-87c9-12762d877b90.png?width=204&height=362)
Press Mobile data.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0d8f84cc-6083-4579-a667-561a38d5065f.png?width=204&height=362)
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-5ec2c205-f8e2-4863-a5ac-39274176b5e8.png?width=204&height=362)
If you turn on data roaming, press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e14856b8-3ffb-41e7-accc-0d656466aea7.png?width=204&height=362)
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-5ec2c205-f8e2-4863-a5ac-39274176b5e8.png?width=204&height=362)