With Office 365 comes the latest version of Powerpoint which contains a Recording tab and ribbon for creating Powerpoint videos. These videos can be uploaded and managed in Microsoft Stream, and placed within a Canvas course in a variety of ways.
There are four phases to recording a Powerpoint with audio and/or video and then publishing the show to Canvas. These phases are covered in the video screencast, and supplemented with a navigable slide show, a PDF of the presentation, and a supplementary checklist. The video follows.