Video Library - Video Playback Options
Video playback options are reviewed.
When viewing within a browser (IE, Firefox, Chrome, etc.) window, videos can be played back at various speeds by moving the slider bar up or down or pressing the 30 second rewind or 30 second fast forward button.
Videos that have been added to iTunes can be played with Quicktime. Browse to the iTunes download location of the video files, on the computer and open them directly. See the following Knowledge Base article:
Quicktime - Playback Speed Adjustment