1. Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-86c7b86b-d263-4415-9b4f-5aaf4dca98e7.png?width=204&height=366)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ad3112f6-e515-482d-968a-94c22dc543d7.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-fcf7c122-aede-4a74-8fb5-a5fe35470b89.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-b6ded9ff-3e67-4a64-9626-088fdd6c9051.png?width=204&height=366)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-21ff6433-002b-4044-ae26-e6566d2357c1.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-d6ff69ed-d9ea-4d96-80c4-06b94c506a2c.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-fcf7c122-aede-4a74-8fb5-a5fe35470b89.png?width=204&height=366)