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-d0e3b1c0-01b8-444a-ace7-f98aae9b8879.png?width=212&height=434)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5d67e67e-47c8-486d-8b87-2ec7d16b7324.png?width=212&height=434)
Press Lock screen and security.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-bd3b6dfe-e94b-4e86-a80b-0577bcc3f10e.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-f62ce61d-0667-49b7-83a0-dfe42607e546.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5957eda8-1228-44af-ad40-10403bca9faa.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-c87155a7-613a-4c16-b4d8-44391082516d.png?width=212&height=434)
Press CONTINUE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0fd7fd9b-e42c-46aa-abb6-5c0dc4b3985a.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-c9bf3316-32c8-4749-a542-0a8895d38c52.png?width=212&height=434)
Press the required settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-27160b16-bf60-4164-b742-44ff8ae44c95.png?width=212&height=434)
Press DONE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-27160b16-bf60-4164-b742-44ff8ae44c95.png?width=212&height=434)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c01fc4b9-3e5a-460f-93b9-a6348ec3fa20.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-ee41e1c8-4657-410a-bde5-9c07fc15869d.png?width=212&height=434)
Press None.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6fe1d348-4d87-4cb4-917d-97734579b3cb.png?width=212&height=434)
Press REMOVE DATA.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e191b787-5f70-4310-b2bd-a997771297d6.png?width=212&height=434)
Press REMOVE.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-654a08d9-5492-4de9-a7d9-791c9eddf61b.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-68472458-bcf3-4a23-8006-aba51e9395cf.png?width=212&height=434)