How to Change Slide to Portrait in Google Slides

Quick summary

To change slide orientation to portrait in Google Slides, open File > Page setup, select a custom size with a taller height than width, and click Apply. This method lets you set any portrait dimensions you need directly within Google Slides.

Steps

1. In the top menu, click File.
2. In the dropdown menu, click Page setup.
3. In the Page setup window, click the size dropdown menu.
4. Choose Custom from the list of size options.
5. Enter a smaller number for the width and a larger number for the height, such as 7.5 x 10 inches.
6. Click Apply to save the new slide size.
7. Your slides will now appear in portrait orientation.