Learn how to change Slide size & orientation in PowerPoint. Slides are sized for onscreen slideshow. Orientation is Portrait or Landscape.

You can change the PowerPoint text direction and make it go from right to left. You can change the orientation of the text to various positions such as Horizontal, Stacked, Rotate all text 90 ...

You can change the size of a slide in your PowerPoint presentation through the "Design" menu on the Windows PC, Apple MacOS, and web-based apps.