1 Find "Mobile Service"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-911dd421-ecd3-45da-8e75-21031e9b5c90.png?width=210&height=456)
Press Mobile Service.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-22319836-64f3-4af9-9862-703150399a4b.png?width=210&height=456)
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-60add21c-4b60-4709-ad45-be89ea24d232.png?width=210&height=456)
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-60add21c-4b60-4709-ad45-be89ea24d232.png?width=210&height=456)