1. Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7205093e-fe13-4b8b-bcd9-33361050edf0.png?width=204&height=366)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-1b778314-5c4d-4a98-af61-dd6f971cfa89.png?width=204&height=366)
2. Turn on use of phone lock code
Press Turn Passcode On and key in a phone lock code of your own choice twice.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-39311f1b-c3b2-4969-8014-4a0b3e05a9cd.png?width=204&height=366)
3. Turn deletion of data on or off
Press the indicator next to "Erase Data" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-b7ff6e46-c48e-41ab-8f07-c14e38ef5d2d.png?width=204&height=366)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-8a549106-2002-4fd7-826d-3fba65a8a60f.png?width=204&height=366)
4. Turn off use of phone lock code
Press Turn Passcode Off and key in the phone lock code.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7f185771-ebf9-41a7-ad34-5c219e1d9eb5.png?width=204&height=366)
5. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-39311f1b-c3b2-4969-8014-4a0b3e05a9cd.png?width=204&height=366)