How can you turn on/off the screen with knock on or knock code?
Gain quick, secure access to the home screen by tapping your personalized 3 to 8 point pattern
anywhere on the display. There are 86,358 possible code combinations. Additionally tap screen
twice to turn screen on / off. Lock setting function recognized by fingerprint is not
supported while Knock Code is enabled.
How to setup Knock Code
Tap a secure 3 to 8 point code based on a 4 quadrant pattern.
1. From the home screen, select Apps ▶ Settings ▶ Display tab (if applicable)
▶ Lock screen ▶ Select screen lock.
2. Select Knock Code. Follow the prompts to finish setup, a backup security option is required.
How to Use
With the screen off, tap your secure knock code to turn on the screen and unlock the phone.
To simply wake the device, tap the screen twice. To turn off display, tap an empty space or
the status bar at the top of the display.