If you need to change your Apple ID without knowing the password, the process can be challenging but possible. Changing your Apple ID without the password requires you to reset your password either through the security questions, trusted phone number, or by using account recovery options.

Here are steps to change Apple ID without a password:

1. Go to iforgot.apple.com and enter your Apple ID.
2. Choose the option to reset your password.
3. Select the method for resetting your password (security questions, trusted phone number, account recovery).
4. Follow the on-screen instructions to complete the process.
5. Once you have reset the password, you can log in to your Apple ID account and change the settings accordingly.

It's important to keep your Apple ID and password secure to avoid any unauthorized access to your account. Make sure to use strong, unique passwords and enable two-factor authentication for an extra layer of security.