1. Find "Wi-Fi"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ca77412a-5570-4350-bb3e-26e347e2a90a.png?width=214&height=450)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-43bb1c83-8302-467f-abb9-7573ee741e0e.png?width=214&height=450)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8d08079a-130c-4a8b-b3f0-8e0e562e02a4.png?width=214&height=450)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d1707cf9-8ebf-49f2-a93a-4f02b9e536a9.png?width=214&height=450)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-544847cf-419b-4a07-88f0-5bbc5192da42.png?width=214&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-9680be89-eff4-4f18-a3e4-3c5feb482654.png?width=214&height=450)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f0445e03-f9ac-4677-bc9f-f59bd49b57d3.png?width=214&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-137a787c-f3c3-4a01-90b2-eacc1bde3f9c.png?width=214&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-137a787c-f3c3-4a01-90b2-eacc1bde3f9c.png?width=214&height=450)