On the View tab of the Narration Editor toolbar you can configure what elements of the interface to display.


 

OptionDescription
Slide ThumbnailsSelect this checkbox to display the side bar with slide thumbnails.
Slide NotesSelect this checkbox to display the Notes pane with slide notes.
Audio TrackSelect this checkbox to display the audio track on the timeline. If you do not want to insert an audio narration to your presentation, it makes sense to hide the audio track to maximize the screen estate.