LG G Vista - Manual (Page 19)

17 The Basics
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If Knock Code isn't your unlock sequence, you can use the KnockON feature by
double-tapping the screen to turn it on.
Setting up the Knock Code feature
1. From the Home screen, touch and hold the Recent Apps Key (in the
Touch Keys bar) > Lock screen settings.
2. Tap Select screen lock > Knock Code.
3. Tap the squares in a pattern (from 3 to 8 taps) to set your Knock Code,
tap Done, enter it again, then Confirm.
Turning the screen on using the KnockON feature
The KnockON feature allows you to double-tap the screen to easily turn the
screen on or off.
Quickly double-tap the darkened screen to turn it on.
Quickly double-tap the Status Bar, an empty area on the Home screen,
or the Lock screen to turn the screen off.
NOTE When turning the screen on, avoid covering the proximity sensor. Doing so will not allow
you to turn the screen on.
To unlock the phone
If you don’t use the phone for a while, the screen and backlight will turn off
to conserve battery power. To unlock the phone’s default Lock screen:
1. Turn the screen on.
NOTE Avoid covering the proximity sensor when turning the screen on. Doing so, immediately
turns the screen off.
Press the Power/Lock Key (on the back of the phone). The default
Lock screen will appear.
OR
Quickly double-tap the center of the screen (KnockON).
NOTE If you set up a Knock Code in the Screen lock setting, KnockOn won’t work, but you can
tap your sequence to turn the screen on and unlock it at the same time.