1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-53e8964b-4547-49a1-ae0f-a67705569200.png?width=202&height=448)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-61eb6126-4ce5-4db5-9950-2038d847a9bd.png?width=202&height=448)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-96083e64-2aab-4730-a7b7-7fae43214d6f.png?width=202&height=448)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-bed77bcf-c5ff-4c21-867f-59f832111566.png?width=202&height=448)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f1d76998-7c4f-4a44-ac4e-ad2df4b2e47f.png?width=202&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-a19df28d-61f4-445d-a34c-c389d88cd434.png?width=202&height=448)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d7b049f2-337f-48ed-b24c-4a87dc1d7764.png?width=202&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-e10358cd-adb8-48c5-b391-f06b31291308.png?width=202&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-e10358cd-adb8-48c5-b391-f06b31291308.png?width=202&height=448)