Edit the Slide Timings
Timings that you rehearsed and saved were added to the Slide
Transitions. You can edit the Slide Timing with the
You Begin: Change the View
see the Timing beneath each Slide, next to the Animation
Try it: Edit the Timing
Slide 3 is
Go to Transitions->Timing->Advance Slide.
should have a check mark to Advance Slide After.
Make the Timing for each slide 20 seconds.
Keep going, please...