1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b9c8b03a-d135-4442-a454-47ec9b04fe4b.png?width=200&height=448)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1b5f071f-b0d5-4458-9d57-1d5ca8b427dc.png?width=200&height=448)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-53ca99f3-6424-4b3d-9d7a-ab5c1c9d9ced.png?width=200&height=448)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b0402591-14c4-4baf-825c-82f4e5c3569c.png?width=200&height=448)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-78dd8c85-03db-42b0-9061-5e7b1a9a1ece.png?width=200&height=448)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-641c197d-9dc3-4353-9ea9-3fa64245c480.png?width=200&height=448)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6b97fcf2-46f7-43c1-94ba-4340a8c8ce32.png?width=200&height=448)
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-4fb98867-c60a-45b4-9f65-884e6fd16d82.png?width=200&height=448)
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-4fb98867-c60a-45b4-9f65-884e6fd16d82.png?width=200&height=448)