LG L56VL - Knock Code; Setting up the Knock Code Feature; Unlocking the Screen Using the Knock Code

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Knock Code
The Knock Code feature allows you to create your own unlock code using
a combination of knocks on the screen. You can access the Home screen
directly when the screen is off by tapping the same sequence on the
screen.
NOTE
Ţ
If you enter the wrong Knock Code 6 times, you will be required to enter to your
Google account login info/backup PIN.
Ţ
Use the fingertip instead of finger nail to tap the screen for turning it on or off.
Setting up the Knock Code feature
1 Tap > > > Lock screen > Select screen lock > Knock Code.
2 Tap the squares in a pattern to set your Knock Code. Your Knock Code
pattern can be 3 to 8 taps.
Unlocking the screen using the Knock Code
You can unlock the screen by tapping the Knock Code pattern you already
set, when the screen turns off.