Once you have added your media files to a Playlist you may want to "Preview" it. Check out the text below on how to do this and also the video at the bottom.
To preview Playlists click on the 'Playlist' button on the left hand side. You should now be able to see your Playlist/s. Select the Playlist you wish to view by clicking on the playlist name from the list of Playlists. The contents of your selected Playlist should now appear in the top right hand pane.
To Preview your Playlist content click on the "Preview" button.
A new Preview window will open and your Playlist will play