How to remove your Prezi account
Visit the settings page (https://prezi.com/settings/).
Scroll to the bottom of the page and click ‘Delete your account’.
Enter your password to confirm, and your account will be removed.
Direct removal link: https://prezi.com/settings/
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Prezi using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Prezi. Click here to find out how.