1. Find "Wi-Fi+"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-29ffbbbf-5776-4fd6-a30d-2cbc509f7448.png?width=212&height=424)
Press Wireless & networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-76a3dfb4-cb0d-47f1-a053-94fb02f586b4.png?width=212&height=424)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0261a4a7-4778-4c1a-9f3a-5b91da9e3084.png?width=212&height=424)
Press Wi-Fi+.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fcdf0eed-c376-46ba-b08a-a5e47185dd0a.png?width=212&height=424)
2. Turn automatic use of mobile data on or off
Press the indicator next to "Wi-Fi+" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2ed45c07-f835-410c-b5ca-de8913c22dcc.png?width=212&height=424)
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2ed45c07-f835-410c-b5ca-de8913c22dcc.png?width=212&height=424)