You can delete a file from your Media Manager at any time, as long as the file is not currently assigned. If you try to delete a file that's assigned, you'll receive a warning.
From the customer view in https://admin.webex.com, go to , scroll to Company Media On Hold, and then click Media Manager.
Choose the file you want to delete, click , and then choose Delete.
(Optional) Go to your trash and delete all files. Click Delete All.