1 Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b79d3af0-4c93-471e-9a87-1521f07e71b7.png?width=200&height=444)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3b01aceb-1130-4ee0-b240-be5223bca65e.png?width=200&height=444)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-49405079-0de6-406a-8af7-e10afe9312c7.png?width=200&height=444)
2 Turn on Wi-Fi
Press the indicator next to "Wi-Fi" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-db6e9b18-9c4a-40bd-b55b-1abab2f2df65.png?width=200&height=444)
3 Turn automatic use of mobile data on or off
Press Wi-Fi Assistant.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2ba0cac4-b29e-4ed8-90cc-6b1fa9405805.png?width=200&height=444)
Press the indicator next to "Auto-connect to the best Wi-Fi" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1816b20c-2119-4ef2-b969-6adfbecb4474.png?width=200&height=444)
Press the indicator next to "Auto-switch to mobile network" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cb0cfa54-7047-4582-8928-42d50cd15be8.png?width=200&height=444)
4 Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-cb0cfa54-7047-4582-8928-42d50cd15be8.png?width=200&height=444)