You find your registered email address under Progress -> Profile -> Settings -> Account Settings in the app, but unfortunately you are unable to edit the email from here.
 
If you would find that the email address that is currently connected is wrong, there are two options: 
 
1. In order to change the connected email yourself, please follow this link and log into your account via our website under your account -> Change email.
 
2. Reach out to our support team from the email currently connected to the account. If you are signed into the app with the wrong email, this is most easily done by contact us through the in app chat option. You can find this option under Settings -> Support. 

If the above options would not work for you for whatever reason, you can reach us by following this link and we will be happy to help you with this.