The External Playlist dialog allows you to add a playlist file generated by other software to your media library. It is also used to change properties of an already existing playlist file. Supported playlists include iTunes XML library, M3U and M3U extended playlists, PLS playlists, Windows Media Player (WMP) playlists.
•Title: Enter a playlist name that will be used in your media library and will also be used on devices.
•Playlist File: Enter the full path to the external playlist file. You can use the small button to browse for a file.
•Description: Add an optional description of this folder. You can see these description by using the View menu. Some devices may also support showing descriptions for files and folders.
•Automatically update: Lets you enter a period when this folder will be re-scanned for new files and also any files that need to removed or updated. The settings used to control this are available on the Update Folders dialog from the Options. Typically frequently-updated folders (such as where you download your files to) will be updated more often, while more static folders are not updated at all or updated less frequently. You can also force an immediate update from the main menu.
•MPAA Rating: Set this to limit devices where this folder is displayed.
•Order by: Allow you set per-playlist sorting order.
•Codepage to use when reading the file: If you see some files missing from the loaded playlist and they contain non-English characters, try changing the code page here and reload the playlist.
You can change the thumbnail for this folder by right-clicking on the picture in the top-left corner and using the popup menu to add a new image. Some devices will display these images when browsing folders.