How to delete a old email address as my ID apple ?
How to replace my Apple ID ?
iPhone 8, iOS 13
Question marked as
Change the email address. Note the restrictions in the article.
Apple ID Name Change. https://support.apple.com/en-us/HT202667
What to do after you change your Apple ID or password - Apple Support https://support.apple.com/en-us/HT204071 I suggest doing this before you change your Apple ID or password.