If your Apple ID is locked for security reasons, it means your account has been temporarily disabled to protect it from unauthorized access. To regain access, visit iforgot.apple.com website and follow the on-screen instructions to reset your password or verify your identity. You may need to answer security questions or provide a trusted phone number or email. Ensure your device is connected to the internet during the process. If you’re unable to unlock your account, contact Apple Support for further assistance. Regularly update your password and enable two-factor authentication to prevent future security issues with your Apple ID.