Adtec digital Soloist-HD Pro (version 02.07.09) Manual - Manual (Page 46)

Now drag video or image files on the right onto the new list on the left. They will be automatically added
to your list and saved.
Once you have added or completed your new list, click the name of the list, under the Playlists Header, to
check if it is correct or needs to be edited. if you need to change the order, drag a file up or down to the
appropriate place in the list.
Image reduced for clarity