The Community has your back, johntamer.
Thank you for posting here in the Community. Allow me to lend a hand with updating the email address for email notifications.
You must be the Billing Contact in the account to receive important notifications and communications. Since you're using the desktop version, you can update the email address through the Customer Account Management Portal Site.
For more information about updating email address, I'm adding the article I recommend on this:
Please let me know if there's anything else I can do for you regarding the notifications. The Community will always have your back.