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