1 Find "Data roaming"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-18b882b8-ed6f-4486-99e2-d6db67febf57.png?width=198&height=440)
Press SIM cards & mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2f7920e4-ba7c-45ee-915c-cfebb2e5c3dc.png?width=198&height=440)
Press Data roaming.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f62ae806-e474-42fd-beb0-2ee88cf5ba7f.png?width=198&height=440)
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-1d1afcd7-0795-47e1-833d-2a51a8ea39fa.png?width=198&height=440)
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-1d1afcd7-0795-47e1-833d-2a51a8ea39fa.png?width=198&height=440)