To Advance, you'll need to be in SlideShow View. You can get there by
choosing Slide Show | View Show
If you are in the show, here are a few of your choices:
[Spacebar]
[Down Arrow]
[Right Arrow]
[Page Down]
The Letter N
Click with the mouse
If you are building slides, you can use the Scroll Bar on the right hand
side of the screen. Or, you can use [Page Down]
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