1. Find "Data roaming"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2591fca6-db59-4b91-9cd2-79749458ce00.png?width=202&height=448)
Press SIM cards & mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-89607216-1560-4dc4-9e85-d790c6102fb6.png?width=202&height=448)
Press Data roaming.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-69bbdf8f-9cb4-4a82-890f-3b6106031533.png?width=202&height=448)
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-2636e524-7f37-4c0a-90e2-faf7db8ba715.png?width=202&height=448)
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-2636e524-7f37-4c0a-90e2-faf7db8ba715.png?width=202&height=448)