Either you have multiple accounts ( if so the emails will quit soon) OR the system has simply not updated yet ... so ignore them if you are sure your Advantage Account info has updated.
To update your TurboTax Advantage account, see this TurboTax support FAQ - https://ttlc.intuit.com/questions/1900547-how-do-i-update-or-confirm-the-information-in-my-turbotax-.. .