Sony Xperia 1 VI
Setting date and time
It's important that the date and time are correct as some phone functions won't work.
Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press System.
Press Date and time.
Press the indicator next to "Automatic date & time" to turn on the function.
Press the indicator next to "Set automatically" to turn on the function.
Press the Home key to return to the home screen.