Deleting a collection will permanently delete the collection and associated details. By deleting a collection, the individual videos within the collection will not be deleted - they will continue to appear on in the list of videos. If you need to delete videos, follow these instructions.
To delete a collection:
-Navigate to the Content tab
-Select Collections and click Edit on the collection you want to delete
-On the Details tab, scroll down and click Delete Collection
-On the confirmation pop-up, click Delete