I forgot my Apple ID, how to recover it?

Apple ID account is your email address or your phone number. You may have logged in your Apple ID and you can check it by find Settings app > Your Name:

Related help guide: https://support.apple.com/en-us/HT201354

If you've forgotten your Apple ID password, try the below solution:

On your iPhone, go to Settings >Your Profile > Password & Security > Change Password > Enter Your iPhone Lock Screen Passcode to reset your Apple ID password.

And related help article: https://support.apple.com/en-us/HT201487

Check your web browser autofill entries, the Keychain, and other records, or use Apple's iForgot service, or contact their Account Security team.

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