By default, Microsoft Office PowerPoint 2007 slide layouts are presented in landscape page orientation, or you can change your slide layouts to portrait page orientation.

Portrait page orientation
Landscape page orientation
To change all slides in a presentation to portrait orientation, do the following:
- On the Design tab, in the Page Setup group, click Slide Orientation, and then click Portrait .
Note To display both portrait and landscape slides in what appears to be the same presentation, see Use portrait and landscape slide orientation in the same presentation.