1. Find "Lock screen and security"
Slide your finger downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f3f1c5c2-0b7c-420e-b35f-30c56d2f5863.png?width=212&height=434)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-00ed165e-6505-48dd-af4c-070fc489ed1f.png?width=212&height=434)
Press Lock screen and security.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-4d88bad1-8172-4ff1-94fd-8a0e039481c9.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-0c8653fe-ef70-4c80-982d-f71c6a35d577.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c8e775bc-d765-48cc-8894-97bfceaf4ef2.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-48ddb6db-e21f-4912-a0db-1b75383adbf4.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-89658ee8-91fd-435c-82a0-b46c5f77be58.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-e3257963-f1c7-412d-9d85-9002660ff5a2.png?width=212&height=434)
Press the required settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-85b8a4fc-689a-4d9c-bd24-3332f621af1b.png?width=212&height=434)
Press DONE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-85b8a4fc-689a-4d9c-bd24-3332f621af1b.png?width=212&height=434)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-46805dc3-41ef-4039-b8b0-a893c47c9d38.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-8ee08cc1-11c2-4df9-b2f7-1f61ec18d2da.png?width=212&height=434)
Press None.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-44d63af4-02c2-4c36-90b0-590b45454f16.png?width=212&height=434)
Press REMOVE DATA.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-828b0c40-801b-40ef-971a-756a475fa3c3.png?width=212&height=434)
Press REMOVE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2bc7c6b7-1a6c-4562-b55a-bb514cc9a9c0.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-1e76188c-8e31-4978-8af6-1e404b8a98a9.png?width=212&height=434)