![OPPO A57 4G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ccc1f389-7e5c-4ef2-86b2-dac3129e8544.png?width=150&height=320)
OPPO A57 4G
Android 12.0
1. Find "Password & security"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9a7d7d49-1709-4d0b-a490-fcda21ff950e.png?width=200&height=446)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9b5b36bf-abf1-4288-9ddc-88a494d4fae2.png?width=200&height=446)
Press Password & security.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-c0d637ec-c49c-4ce4-87f1-26801312764c.png?width=200&height=446)
2. Create phone lock code using a fingerprint
Press Fingerprint.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-1175abc3-4bfe-4048-afe3-bb9c6779a13e.png?width=200&height=446)
Press Continue.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-74527f30-c8a6-4782-8b7e-772c71171e0a.png?width=200&height=446)
Press the required phone lock code and follow the instructions on the screen to create an additional phone lock code.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-99b15758-1205-434d-832a-70e79a2eb508.png?width=200&height=446)
Follow the instructions on the screen to create the phone lock code using your fingerprint.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3fe14f17-1e7e-4d7b-85fa-f64f7512e413.png?width=200&height=446)
Press Done!.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-f28baba6-7cab-4a85-9264-2c5244314f98.png?width=200&height=446)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-6016075a-2e69-4290-b0c4-75da97336bc2.png?width=200&height=446)
3. Turn off use of phone lock code
Press Lock screen password and key in the additional phone lock code you created earlier.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3414acbb-1896-4ef9-b09e-cddfb87ddf04.png?width=200&height=446)
Press Turn off password.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-89188a48-d44e-4e09-a691-8cc6f6c0ebd9.png?width=200&height=446)
Press Disable.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-9d2fdb62-5424-4809-92d4-b5938425bf0e.png?width=200&height=446)
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-1175abc3-4bfe-4048-afe3-bb9c6779a13e.png?width=200&height=446)