The UWSA DLE Kaltura implementation currently supports manually-created playlists, where the creator has selected each video. It does not currently support rules-based playlists, which automatically select videos based on a set of criteria (all of the videos tagged "kitten," for example).
Creating a Manual Playlist
Go to course in Canvas
Click Media Gallery in course navigation
On top right of the Media Gallery screen, click the hamburger menu, then Edit
Click the Playlists tab
On the far right of the Playlists page, click Create New, then Manual Playlist
Under Set Details, write a title, description, and tags for the playlist
Click Add Media
Click Add to move videos from Media Gallery list on left to your playliston right.
10) Back on the playlists page, click Embed
11) On the Embed Playlist popup, select a Horizontal or Vertical playlist and then copy (ctrl + c) the embed code