Valid emails from apple

Apple does not mail you about your account. They email receipts for purchases, and they send emails if you sign into iCloud using a web browser. If there is a problem with your account, they do not email you.

When they do email you, they use your name and they don’t use phrases like “dear customer”.

Take a look here.

Recognize and avoid phishing messages, phony support calls, and other scams - Apple Support

If it has your name would be be first clue.

Grammar would be the second clue.

The address it came from would be yet another clue.

Post a screenshot as almost all of us can tell a fake one.