1. Find "Mobile network"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-caf28dfb-fff7-4cf9-ad5d-8845fd0a5408.png?width=204&height=442)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cff0f046-5a2f-45f8-b412-1909a19229ac.png?width=204&height=442)
Press Network & internet.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f226f4e9-5d37-44e7-8c22-70108e29bffc.png?width=204&height=442)
Press Mobile network.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8833d4aa-2a1f-43db-ab33-5ad875bf7d2b.png?width=204&height=442)
2. Turn data roaming on or off
Press Roaming Mode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c52553cf-929a-42ab-a0b4-49f73494ac3d.png?width=204&height=442)
Press the required setting to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-778ea32e-9748-41db-83e7-a7302f53a00d.png?width=204&height=442)
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-c52553cf-929a-42ab-a0b4-49f73494ac3d.png?width=204&height=442)