Create two different presentations.

Create one in landscape orientation and one in portrait orientation.

Then, save them in the folder you created.

Action in the Links group

Wendy Russell

Create all the necessary slides in each of your presentations.

Add portrait style slides to the portrait presentation and landscape style slides to the landscape presentation.

When this text or object is clicked during the slideshow, the portrait slide opens.

Mouse Click or Mouse Over action settings

Wendy Russell

SelectActionin the Links group.

Choose either theMouse ClickorMouse Overtab.

SelectHyperlink to, select thedown arrow, and chooseOther PowerPoint Presentation.

Link to a slide in a different presentation

Wendy Russell

Locate the portrait presentation file in your new folder, choose it, and selectOpen.

grab the appropriate slide in the list of slides in that presentation.

SelectOKtwice to shut the dialog boxes.