The Media Library contains files that you have uploaded to your site. When you add media to a post or page, the file will appear in the Media Library. You can also use the library menus to edit uploaded image files.
Viewing the Media Library
Users with an Contributor role or higher can access the Media Library. Log in to your site, then click Media > Media Library.
Supported file types
You can upload the following file types to the Media Library:
Using video and other files
If your file type isn't supported, you can still embed it in a post or page.