1. Find "Wi-Fi"
Press Settings.
Press Wi-Fi.
2. Turn on Wi-Fi
Press the indicator next to "Wi-Fi" to turn on the function.
3. Turn automatic use of mobile data on or off
Press Additional settings.
Press Wi-Fi assistant.
Press the indicator next to "Wi-Fi assistant" to turn the function on or off.
4. Return to the home screen
Press the Home key to return to the home screen.