How to disable iris unlock on my Samsung Galaxy S8

Click each step to see the action. You can also click the picture or use the arrow keys.

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1. Swipe up to view Apps.
2. Touch Settings.
3. Scroll to and touch Lock screen and security.
4. Touch Iris Scanner.
5. Enter your PIN/password/pattern and touch NEXT.
6. Touch Remove iris data.
7. Touch REMOVE.
8. Iris unlock has been disabled.