1 Find "Wi-Fi"
Press Settings.
Press Network & internet.
Press Wi-Fi.
2 Turn on Wi-Fi
Press the indicator to turn on the function.
3 Turn automatic use of mobile data on or off
Press the indicator next to "Switch to mobile data" to turn the function on or off.
4 Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.