If you want to avoid accidental key taps, you can lock the phone keys and display.
Choose one of the following options:Turn screen lock on or off, go to 1a.Select setting for automatic screen lock, go to 1b.
To turn on the screen lock:Briefly tap On/Off.
To turn off the screen lock:Briefly tap On/Off.Slide your finger across the display.
Slide your finger down the display starting from the top edge of your mobile phone.Tap the settings icon.
Tap All.
Tap Display.
Tap Sleep.
Tap the required period.
Tap the home icon to return to the home screen.
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