1. Find "Face ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-911dd421-ecd3-45da-8e75-21031e9b5c90.png?width=210&height=456)
Press Face ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-85d16b97-5286-4ac8-a051-16abbd8fa309.png?width=210&height=456)
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-7c861f34-e131-467b-b0f3-5e142d77d516.png?width=210&height=456)
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-5f4553a6-ee6a-4b61-968b-1b7557cbe0dd.png?width=210&height=456)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-c1d5e432-a568-481f-bf0d-29fde6aa38ae.png?width=210&height=456)
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-72123225-71c7-4794-8906-1d54fce75976.png?width=210&height=456)
5. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-7c861f34-e131-467b-b0f3-5e142d77d516.png?width=210&height=456)