1. Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0deb72e5-1a49-47c5-beaf-4bc15210fbcb.png?width=208&height=368)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-c45de38f-e09b-4792-ae20-c373fb121b3f.png?width=208&height=368)
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-76ff143c-5234-4737-96ff-87ad4e746633.png?width=208&height=368)
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-e0030be1-3b5d-4129-affd-fda4b5a57e20.png?width=208&height=368)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-2132d1d7-c119-4139-a701-919b9783f9e5.png?width=208&height=368)
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-6435fa9d-99ab-4380-90c5-8815de926870.png?width=208&height=368)
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-76ff143c-5234-4737-96ff-87ad4e746633.png?width=208&height=368)