Click on presentation to download.

When dialog box opens click on "Open"

Allow Time for Presentation to Download (At least 5 Minutes)

Download will open your Power Power software.

Just start the Slide Show and it will advance the slides automatically when the sound track is finished for each slide.

Use right arrow on keyboard to advance slides manually.

Use left arrow on keyboard to reverse slides manually.

Turn on speakers or use ear phones. Each slide has a sound track.