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

You can record a voiceover on PowerPoint for your next presentation using the software's Audio recording feature located in the Insert menu.

PowerPoint reads the font files on your computer and integrates those fonts for use in editing. There is a pretty extensive list built into your device, but if you want to use a font that isn’t ...