Forbes contributors publish independent expert analyses and insights. William Arruda covers personal branding, leadership, and careers. Presentation slides have been a standard part of business ...

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

Suppose you have a nice slide you used last time but want to use it again in another presentation. In Microsoft PowerPoint, you can add one or more slides to the current presentation without reopening ...