Find out how to change the Adobe ID email address.
- Sign in with your AdobeID using your existing email address https://documents.adobe.com/public/login.
- In the upper-right corner, click user name and choose My Information.
- Change the email address (and password if you like).
- Click Save my changes.
Now when you log in to Adobe Sign using your new Email address, your Adobe Sign profile is automatically updated to your new email address.