If you suspect your Apple ID is locked or disabled, try signing in on any Apple service, such as the App Store or iCloud. If your Apple ID is locked, you'll see a message saying it has been disabled for security reasons. To regain access, visit iforgot.apple.com website and follow the prompts to reset your password. If you cannot unlock your account, you may need to contact Apple Support for further assistance. To prevent future lockouts, enable two-factor authentication and ensure your account details are up to date. Always use a strong password to secure your Apple ID.