1. 1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
2. 2. Turn on Wi-Fi
Press the indicator next to "Wi-Fi" to turn on the function.
3. 3. Turn automatic use of mobile data on or off
Press Advanced settings.
Press Wi-Fi Assistant.
Press the indicator next to "Auto-connect to the best Wi-Fi" to turn on the function.
Press the indicator next to "Auto-switch to mobile network" to turn the function on or off.
4. 4. Return to the home screen
Press the Home key to return to the home screen.