1. Find "Wi-Fi"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-846f314a-ff76-4cdb-83a4-54c089633530.png?width=204&height=446)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3b5d26d2-1e6d-4848-9e48-8c2bea5a1fa4.png?width=204&height=446)
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-20910918-582a-47f6-86f4-480cd416e514.png?width=204&height=446)
3. Turn automatic use of mobile data on or off
Press Wi-Fi assistant.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f471844f-6ed5-4a05-ba00-2a99158d1ae5.png?width=204&height=446)
Press Select best networks automatically.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-989a0cf3-d518-4dac-b2af-5f23227347b5.png?width=204&height=446)
Press the indicator next to "Select best networks automatically" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-12e669e2-3174-4cfd-aa94-3cc771935aa8.png?width=204&height=446)
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-12e669e2-3174-4cfd-aa94-3cc771935aa8.png?width=204&height=446)