LG -M400MT User Manual page 194

Creating a Knock Code
1
Tap Settings Display Lock screen Select screen lock
Knock Code.
2
Tap the squares in a pattern of your choice to create a Knock Code
and tap NEXT.
3
Input the created Knock Code again for verification, then tap
CONFIRM.
Unlocking the screen with a Knock Code
Unlock the screen by inputting the Knock Code you have created.
Input your Knock Code on the touch screen when the screen is turned off.
• It is also possible to enter a Knock Code when the lock screen is turned
on.
Basic Functions
53