Preview: Displays a file preview that you can scroll through and zoom in and out on. You can also play video previews.
Properties: Displays file or folder properties.
History: Displays details on all versions of the file. Tap to see further info.
Comments: Displays all comments made about a file or folder. Add your own comment by typing them in and tapping Post.
Maps: Displays the map location for files with geographic information properties.