The different options and settings contained in this section includes the following:
Add New: This is the option which allows you to upload media files directly into the media Library by using either the "Drag and Drop Option" or by Clicking on "Select Files" to browse and locate the media files you wish to upload.
Media File View Modes: There are two icons which are located right before the "media file sorting area" and they allow you to switch between displaying your media items in a "List mode" or a "Grid mode" .
List Mode: This view mode will let you see the names associated with each media files in the folder being viewed.
See image reference below:
See image reference for "Grid Mode" below: