Your account’s email address is very important, as that is what allows you to log in, receive confirmation emails, etc. In order to change the email address on your account we will need to verify your identity.
In order to proceed with this request, please complete the attached form here and email support@blockfi.com once complete.
Upon successful completion and review, your account will be updated accordingly and you'll receive an email once complete. This process may take 1-2 business days.