To change your Registration page message and any Reminder emails, navigate to your webinar details page and click on Edit Registration Form.
If you have held any webinars in the last 90 days, you will be given the option to use the same Registration form from those webinars:
Fill in or edit areas as needed on the Registration Form edit area.
To Invite attendees from a previous webinar, navigate to the details page again and choose Invite Attendees:
If you held a webinar in the last 90 days, you will be offered the list of webinars and may invite the same list of attendees to your newly scheduled webinar:
Fill in other areas as indicated.
To custom brand your Registration page, make sure you see our article to Manage Your Public Profile Images.