1. Find "Touch ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-9f5985fa-d159-49db-9fe4-9e8de46db495.png?width=208&height=368)
Press Touch ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7df7bb84-c805-4685-992f-98c523653191.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-3f4f565d-f4bf-410d-8b5d-7d780f6cec0d.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-8d266483-a550-47de-a754-03563474ce56.png?width=208&height=368)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fb977e58-eec6-4bc2-a6a3-8886cb3acbe4.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-07b3def9-00d0-4c37-8d33-447609a8afa8.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-3f4f565d-f4bf-410d-8b5d-7d780f6cec0d.png?width=208&height=368)