1. Find "Data roaming"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-284f0f54-3525-4fc7-b579-5d69e2579915.png?width=204&height=408)
Press SIM cards & mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d575ec2b-821a-4075-99d1-8f542a695804.png?width=204&height=408)
Press Data roaming.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-53827e61-8745-4d95-93d0-9a1c361d2c94.png?width=204&height=408)
2. Turn data roaming on or off
Press Data roaming.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f670916f-d805-4c04-80f1-9ba4f386150e.png?width=204&height=408)
Press the required setting to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-83fe2163-b18b-4439-a6a0-56a6b4573ee8.png?width=204&height=408)
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-f670916f-d805-4c04-80f1-9ba4f386150e.png?width=204&height=408)