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.

A change that affects all slides in a PowerPoint presentation is referred to as a global change. Click "Duration" and use the up and down arrows to modify the time it takes to complete the slide ...

Guide to change the formatting of the complete PowerPoint Presentation. Instead of changing one by one, you can apply to all of the slides in one go.

A looping slideshow in PowerPoint lets the presenter display each slide automatically for a defined time interval. Thereafter, once the time elapses, the slide moves to the next slide. Once the ...

One way to do this is by adding snow to a PowerPoint slide. The article How to make it snow in PowerPoint offers a basic snow plan that uses the same shape and random timing effects.

You can change the background of your PowerPoint slides using the "Format Background" feature located in the "Design" tab.