The deletion steps are as follows:

Tools: Settings, Security and Privacy, Lock Screen Password, Delete Password.

1. Open the "Settings" application on your phone.

2. In the settings list, find the "Security and Privacy" option and click to enter.

3. On the Security and Privacy page, find the "Lock Screen Password" option and click to enter.

4. On the lock screen password page, enter your current password to verify your identity.

5. After the verification is passed, you will see the "Delete Password" option. Click this option.

6. The system will prompt you to confirm whether to delete the password. Click the "Delete" button to confirm.