1. Find "Wi-Fi"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b044fe16-2c2c-4b87-964e-8c299d401988.png?width=208&height=444)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d20f5322-435a-4904-b79c-cac71e5d089d.png?width=208&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-9c4fb98a-4ddb-47a8-95be-33c14ee4d8de.png?width=208&height=444)
3. Turn automatic use of mobile data on or off
Press More settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5c612190-8c9f-41ff-99ac-34cad599451d.png?width=208&height=444)
Press the indicator next to "Wi-Fi+" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-74828e3c-0cbd-4a5e-9a45-3b86a7caa118.png?width=208&height=444)
4. 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/7140723-f-74828e3c-0cbd-4a5e-9a45-3b86a7caa118.png?width=208&height=444)