1 Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-09000b95-a726-4f7a-9b7e-a762d245e690.png?width=202&height=448)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f1a4e613-5925-4f89-ac44-c03b864b75ae.png?width=202&height=448)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e9d16613-c903-4649-9aca-e94dbc070c5e.png?width=202&height=448)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7228f0e8-0674-41fe-8703-b7a60bc393a7.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-f9df512b-e72a-409d-8dad-f6cd3a1f7aec.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-371cff7a-aefe-4010-bbb5-d80d15a4c354.png?width=202&height=448)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ee2e6962-8302-47b9-b0ee-63093361a93e.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-c9384819-2b11-4240-962b-4ba88f5090a5.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-c9384819-2b11-4240-962b-4ba88f5090a5.png?width=202&height=448)