The aforementioned Insert Media screen that's visible in the preceding screenshots is also known as the Media Manager. You can always access the Media Manager from within the Add/Edit Post or Add/Edit Page screen by clicking on the Add Media button. We've already discussed two ways of using it--uploading new media and attaching media that has been previously uploaded; but that's not all. The Media Manager has a lot more interesting stuff under the hood.
First of all, if we take a look at the left sidebar, there are four links there (review the preceding screenshots). Starting from the top, these are as follows:
- Insert Media
- Create Gallery
- Featured Image
- Insert from URL
Also, later on, when you have some third-party plugins ...