1. Find "Mobile Service"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-bd7280b8-2d83-4d2d-88e0-540f6511ab7a.png?width=212&height=458)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-4b5d0679-cb67-4ed1-a6ea-466d5f72b20b.png?width=212&height=458)
2. Turn Wi-Fi Assist on or off
Press the indicator next to "Wi-Fi Assist" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7051124-f-a79a4041-1b12-45c9-90e7-6f449a77bdbb.png?width=212&height=458)
3. 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/7051124-f-a79a4041-1b12-45c9-90e7-6f449a77bdbb.png?width=212&height=458)