By hiding all the slide elements in PowerPoint 2010 presentation, you can skip slide content quickly without removing or deleting the slide elements. The Visibility feature lets you conceal any selected slide in presentation with an option to bring back all the elements to their original position.
To hide slide elements, head over to Home tab, under Drawing group, from Arrange Options, select Selection Pane.
It will show Selection and Visibility pane at the right side of the window. Now click Hide All at the bottom of the pane to hide all the elements.
It will instantly hid all the elements. To reveal them back, click Show all button.