Once you've created your CUPRA ID, you will receive an email asking you to verify your account. Open and click on the link in this email to confirm your account. The link will direct you to My CUPRA app, where you can log in with your CUPRA ID. Now that you're registered, you just need to enrol your car by following the instructions in the Infotainment system where you will get a final message of to tell you that the enrollment is completed.
Learn more on the My CUPRA app