1. Find "Wi-Fi"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2f135371-97ee-4552-8ab2-65e67f457b52.png?width=210&height=460)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2b421aa7-5b96-4afe-9695-d792b732936d.png?width=210&height=460)
2. Turn on Wi-Fi
Press the indicator next to "Wi-Fi" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2233c250-b681-4a07-b9b6-0c31b1f3e3d9.png?width=210&height=460)
3. Turn automatic use of mobile data on or off
Press More settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f71ca121-21f8-4559-86c4-09c8b722f945.png?width=210&height=460)
Press the indicator next to "Wi-Fi+" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-785ec0d4-02fb-4a12-a463-4ed8855e2383.png?width=210&height=460)
4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-785ec0d4-02fb-4a12-a463-4ed8855e2383.png?width=210&height=460)