1. Find "Mobile Service"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7cad6ffb-3861-43c8-a4c3-fea0bfeaf19a.png?width=210&height=454)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3d281887-765b-4520-81fd-7157f7b97db5.png?width=210&height=454)
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/7151223-f-8c80c7b0-88d1-4f3f-8998-9278eb3aad47.png?width=210&height=454)
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/7151223-f-8c80c7b0-88d1-4f3f-8998-9278eb3aad47.png?width=210&height=454)