1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-dadd74e0-d502-4515-a803-0b1f0188f4a9.png?width=206&height=456)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-757fc35f-f21a-4cb4-860a-e9c9f3bef234.png?width=206&height=456)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8cb2b8e0-02e9-4874-ad55-b21b1835c20e.png?width=206&height=456)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e54c9de7-e8de-4627-b60d-eee235520ac2.png?width=206&height=456)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b01a48cc-035e-46c1-8e27-15fbb1ccd130.png?width=206&height=456)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-659be40e-a978-46b7-90b6-77cb769ffb8f.png?width=206&height=456)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1b826cb4-c028-4393-8384-323c7eac7e3a.png?width=206&height=456)
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-3afde4ba-758c-4808-b204-7027750523fb.png?width=206&height=456)
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-3afde4ba-758c-4808-b204-7027750523fb.png?width=206&height=456)