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 upwards on the display.
Slide your finger down the display starting from the top edge of your mobile phone.Tap ALL SETTINGS.
Tap lock screen.
Tap the field below "Screen times out after".
Tap the required period.
Tap the home icon to return to the home screen.
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