1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-72f996c0-1c9e-4fe8-b385-c67e0a931f1b.png?width=206&height=450)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8e0ce656-18f3-4f08-b280-4746732c96d8.png?width=206&height=450)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-95927add-342b-42a1-a87f-f211310a2abc.png?width=206&height=450)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a9ee8218-5476-49c4-9efc-404d389615ef.png?width=206&height=450)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7cb0e6f1-c216-488c-9a28-6b625a6164a5.png?width=206&height=450)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7b297c12-ae26-4c44-91ae-eb8566296f62.png?width=206&height=450)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3a4b7b34-cd8b-4b47-af75-f08d0713cfe2.png?width=206&height=450)
Press the indicator next to "Switch to mobile data" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d5fa30a0-b347-4556-98b8-7eed01b743b3.png?width=206&height=450)
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d5fa30a0-b347-4556-98b8-7eed01b743b3.png?width=206&height=450)