LG LG-V530KB, User Manual

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Custom-designed Features 8
KnockON
The KnockON feature allows you to double-tap the screen to easily turn
it on or off.
Turning the Screen On
While the screen is off, quickly double-tap the center of the screen to turn
on the backlight and display the Lock screen.
Turning the Screen Off
Quickly double-tap the Status bar, an empty area on the Home screen, or
the Lock screen to turn the screen off.
Ţ
Tap on the center area of the screen. If you tap on the bottom or the
top area, the recognition rate may decrease.