Do AT & T Email Support help me in updating my ATT Yahoo email account?
Yes, AT & T Email Support will help you in updating your ATT Yahoo email account. In case, if users want to update their ATT Yahoo email account then they should go to Profile and then Contact info. Next, they are supposed to select the Email tab. In the User ID (formerly AT&T Access ID) email section, they should select Edit. Enter the email and select Save.
https://www.emailsupport-contact.net/att-email/