If iforgot.apple.com doesn’t recognize your email, first ensure you’re entering the correct Apple ID email address. Double-check for typos or variations, such as using an old or secondary email. If unsure, try all email addresses you might have used. Visit the Apple ID account page and click “Forgot Apple ID” to search for your account using your name and email address. If you still can’t access your account, contact Apple Support for assistance. Provide proof of purchase for your device if required. Always update your email address in your Apple ID settings to avoid future issues.