![Alcatel 20.03](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-a5eaec96-6513-44d8-8caa-8e6f68aa894f.png?width=150&height=320)
Alcatel 20.03
1. Find "Security"
Press the Navigation key.
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-ae84c6d9-4c15-47e6-8936-a5a484b7e5cf.png?width=146&height=194)
Select Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-5cebe62e-30e0-499d-9a43-7e8e70683b58.png?width=146&height=194)
Select Security.
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-e5673b7f-7f50-4f88-b817-acb28763c0f9.png?width=146&height=194)
2. Turn use of phone lock code on or off
Highlight the field next to "Phone lock".
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-f5318092-877f-4adf-a82c-e29331882414.png?width=146&height=194)
Key in the phone lock code (default is 0000) and press the Left selection key.
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-9847ad17-0ca2-454b-8a3e-4e0b15371c34.png?width=146&height=194)
3. Return to the home screen
Press Disconnect to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7070823-f-f5318092-877f-4adf-a82c-e29331882414.png?width=146&height=194)