Samsung Galaxy S8

1. Find "Lock screen and security"

Slide your finger downwards starting from the top of the screen.

1. Find "Lock screen and security"

Press the settings icon.

1. Find "Lock screen and security"

Press Lock screen and security.

2. Create phone lock code using iris scanning

Press Iris Scanner.

2. Create phone lock code using iris scanning

Press CONTINUE.

2. Create phone lock code using iris scanning

Press the required setting and follow the instructions on the screen to create an additional phone lock code.

2. Create phone lock code using iris scanning

Press CONTINUE.

2. Create phone lock code using iris scanning

Follow the instructions on the screen to create the phone lock code using iris scanning.

3. Turn off use of phone lock code

Press Screen lock type and key in the current phone lock code.

3. Turn off use of phone lock code

Press None and follow the instructions on the screen to turn off use of phone lock code.

4. Return to the home screen

Press the Home key to return to the home screen.