1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0b11ccb8-d393-4faf-8bf0-0cc68b8038f5.png?width=208&height=450)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2a5e5145-9995-4701-ad23-66c3dd1eb1c5.png?width=208&height=450)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-528b18df-f3a3-4486-94ad-153d9904f5f7.png?width=208&height=450)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5a4c99d6-c061-47bd-a43e-7e51d48b1327.png?width=208&height=450)
2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ae16f6a4-95d8-40db-be3b-6a1818d16356.png?width=208&height=450)
3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4a7b9fc8-6c20-41f7-a27a-e19015425710.png?width=208&height=450)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-942d02de-aa44-4696-9de9-1673d94073e7.png?width=208&height=450)
Press the indicator next to "Switch to mobile data" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-074e2cdf-0b36-4dfb-9483-ddc3f784b8bf.png?width=208&height=450)
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-074e2cdf-0b36-4dfb-9483-ddc3f784b8bf.png?width=208&height=450)