1. Find "Face ID & Passcode"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-6037dd6a-bfbe-4294-b405-6d45c5820d4e.png?width=210&height=454)
Press Face ID & Passcode.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-366be420-6684-4ae4-9733-7194c9194eb9.png?width=210&height=454)
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-7897c120-8e15-4b01-90da-130e0675aa3c.png?width=210&height=454)
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-dd04df55-314b-4b5e-a084-9a5e624759df.png?width=210&height=454)
If you turn on the function, press Enable.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-24e29faa-4093-44a4-ae75-475e14cc22d2.png?width=210&height=454)
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-1e52921a-446f-45b8-85bd-42ee1dd5d1e7.png?width=210&height=454)
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/7140723-f-7897c120-8e15-4b01-90da-130e0675aa3c.png?width=210&height=454)