1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2a8e5789-c19d-46c2-acfa-5f71996d1b15.png?width=204&height=452)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ab54c96e-8038-49b0-af51-d957aea0fa89.png?width=204&height=452)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e765efa2-596c-4b60-9f47-a20f2ce4ac9f.png?width=204&height=452)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2f57ad78-cd36-4a67-9286-a0ac0010a260.png?width=204&height=452)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8d0b2929-5c08-4839-9a4d-c2a3f3b52d50.png?width=204&height=452)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2bfe4e43-f7d8-4c2d-8ef0-6d21169140db.png?width=204&height=452)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ddd8587c-3796-4edb-a514-e1cf8e10f268.png?width=204&height=452)
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-c50707ba-6282-48ee-b2c5-2c23cf496acf.png?width=204&height=452)
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-c50707ba-6282-48ee-b2c5-2c23cf496acf.png?width=204&height=452)