1 Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-41ffa20b-57de-4a47-969c-f76446ade6e0.png?width=208&height=368)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-aac1e068-2b63-448c-834c-5e94fca8982a.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-68137dee-7a8a-4084-ab20-e027ae594d9b.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-d6f701b5-98f3-4b32-8652-903aa1763fa2.png?width=208&height=368)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d41c1260-dbbf-4161-aa59-c068ca3a21d8.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-f29ca1e8-4611-41a1-ae6d-6a50b9fe6e64.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-68137dee-7a8a-4084-ab20-e027ae594d9b.png?width=208&height=368)