1. Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-21d7a905-4c75-4f06-9feb-a01b697fcf2d.png?width=192&height=340)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1dfdc831-6fc3-4492-a639-fb0df88e3688.png?width=192&height=340)
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/7140723-f-37a1a4f4-79e7-4987-8084-092a4e370308.png?width=192&height=340)
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/7140723-f-a5949b20-8fbe-459d-94aa-3c117b788bc6.png?width=192&height=340)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-55a8777c-ae05-405b-969c-a54043f312ce.png?width=192&height=340)
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/7140723-f-09750166-5237-4f73-b06d-29f0cee7d2d7.png?width=192&height=340)
5. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-37a1a4f4-79e7-4987-8084-092a4e370308.png?width=192&height=340)