1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b6fb8fe9-b1f6-400f-a590-dacd7a666614.png?width=198&height=440)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7a799c1d-4c6b-4308-b02a-ecf3fc0b2bee.png?width=198&height=440)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-07cd3922-12f6-41ac-8cdb-4ec2d09b8c4f.png?width=198&height=440)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a0d08143-a11d-438f-a243-9ee4b5d2070a.png?width=198&height=440)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-9c35aa5a-c6f2-447d-b888-137b3a925dab.png?width=198&height=440)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1be490e5-b78c-48d9-a786-f2dfec3d6d91.png?width=198&height=440)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-06a92d15-c6df-4772-8eeb-103746cf5fa5.png?width=198&height=440)
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-934a3899-f9e2-4bfc-9bd2-0178722c2f7e.png?width=198&height=440)
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-934a3899-f9e2-4bfc-9bd2-0178722c2f7e.png?width=198&height=440)