1 Find "Mobile Data"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7205093e-fe13-4b8b-bcd9-33361050edf0.png?width=204&height=366)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7a533326-92cb-4790-8908-80b7547aef58.png?width=204&height=366)
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-d051cb54-7dea-44cc-9fa1-063537f93b88.png?width=204&height=366)
3 Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d051cb54-7dea-44cc-9fa1-063537f93b88.png?width=204&height=366)