1. Find "Biometrics and security"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7a428a29-fe77-4d46-836f-e99ea90a9b4c.png?width=212&height=434)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6dbb3faa-39b9-4f4d-bb5a-492946c5c383.png?width=212&height=434)
Press Biometrics and security.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-685fae83-e080-450a-bd6e-68171ffd0d53.png?width=212&height=434)
2. Create phone lock code using iris scanning
Press Iris Scanner.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4702ad9a-942a-47d3-a74c-fffee8d002af.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fb21dc4d-6f35-4dea-bf3f-5e4102004437.png?width=212&height=434)
Press the required phone lock code and follow the instructions on the screen to create an additional phone lock code.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e2c278c0-557a-4986-9e0c-0acc973e87c1.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-a191d9d4-486c-4a31-84a2-b2dfdd33884a.png?width=212&height=434)
Follow the instructions on the screen to create the phone lock code using iris scanning.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-48a9d8f8-5cdd-479a-a297-ce66377bac5f.png?width=212&height=434)
Press TURN ON.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-76afa7d5-3923-4a7b-a828-006c776da492.png?width=212&height=434)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6249a68f-f5ba-434f-9daa-f384e021a724.png?width=212&height=434)
3. Turn off use of phone lock code
Press Screen lock type and key in the additional phone lock code you created earlier.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3c793fc0-4b73-41b1-a226-6daa49c19e39.png?width=212&height=434)
Press None.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-142b7731-228c-476c-8d15-628cfbebd576.png?width=212&height=434)
Press REMOVE DATA.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-592d7734-1cec-43a8-889e-f86b0e7d151a.png?width=212&height=434)
Press REMOVE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-595f4668-756f-4966-b11a-363b310e1d7b.png?width=212&height=434)
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7bdf7d20-0d09-474e-8af7-38089a32f1c7.png?width=212&height=434)