1 Find "Wi-Fi"
Slide two fingers downwards starting from the top the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-244c6685-c21e-45c4-8928-1ffb13ce8c8c.png?width=206&height=368)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d019cf85-7ffe-4552-8790-276e5971703a.png?width=206&height=368)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ce83486c-f33f-4ffe-96a3-30f0283a9ef0.png?width=206&height=368)
2 Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-927ffb7c-fa5e-486f-98b4-5d7cfaff8ad2.png?width=206&height=368)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-9a630a7b-272f-4da8-b930-4bb9dd953961.png?width=206&height=368)
Press Auto network switch to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-61e30fad-bbc2-4020-a303-194bbe1f8861.png?width=206&height=368)
If you turn on the function, press ENABLE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2331ede7-7cc1-4862-879c-609e1d5043f8.png?width=206&height=368)
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-61e30fad-bbc2-4020-a303-194bbe1f8861.png?width=206&height=368)