I hope you are doing well and Happy Monday!
Can you please clarify whether you are referring to the course promo video or the course preview?
If you are referring to the course promo video, please note that at this time, you can only add one promotional video to your course.
To learn more about uploading a promo video to your course, please click here.
Please keep in mind that it is not possible to delete a promo video once it has been added to a course. However, you can always replace it if needed.
We wish you all the success with your course creation, and if you have any further questions or concerns, please do not hesitate to reach out.