1. Find "Mobile Service"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7041024-f-736c51c8-a9bc-4bcf-9d7b-f0d919c8c2c3.png?width=212&height=458)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7041024-f-4f417358-1d3c-4bcc-b89b-f346c1d8148b.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/7041024-f-d36d91c4-7145-4eee-8cae-51a6c3f8ab57.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/7041024-f-d36d91c4-7145-4eee-8cae-51a6c3f8ab57.png?width=212&height=458)