How can I change the primary and alternate email addresses for my Apple ID
My primary email address for the Apple ID is incorrect and I need to change my alternate email address as well. How do I do that?
iPad 2, OS X El Capitan (10.11.1)
Log into the account via http://appleid.apple.com and correct / change the email addresses : About your Apple ID email addresses - Apple Support
After changing the primary email address : What to do after you change your Apple ID email address or password - Apple Support