1 Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-89840720-d5c5-4b5e-b11a-db6001afe8c5.png?width=214&height=458)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cc025760-b7e2-465e-ac67-e59310dd57b0.png?width=214&height=458)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-221413c6-15b0-4d3e-b434-1b2aa443022c.png?width=214&height=458)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-156e895e-c06c-4dd4-9549-54ae2529cc04.png?width=214&height=458)
2 Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-91ebf691-0f52-425b-b847-0e816e79eed5.png?width=214&height=458)
3 Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4103634f-da9c-44e7-8cb7-162e59c51d6b.png?width=214&height=458)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8bad32d0-4ed6-479c-b49d-5eeed23f1efd.png?width=214&height=458)
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-09486851-ec16-4fa0-b404-4ae6766ab8a3.png?width=214&height=458)
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-09486851-ec16-4fa0-b404-4ae6766ab8a3.png?width=214&height=458)