Please do not re register if you have already registered as a user on the C4D portal.
If you have forgotten the log on email you used, then please contact us by email on support@components4developers.com with the information you have, so we can update your account to provide you access again!
Please notice that its very important to provide a valid email address, as it is used for us to assist you in case you forget your password and send licence request and approval information to.