If you would also like to revoke Mailtrack permissions for your Gmail/Google account:
- Log into the Gmail account you don't want to use Mailtrack with anymore.
- Open this page https://security.google.com/settings/security/permissions
- Click on Mailtrack and click on the 'Revoke access' button.
- Confirm if you really want to revoke access to Mailtrack.
In order to remove Mailtrack extension from your computer, please, follow the instructions to uninstall Mailtrack.