File Format

Learn the different file formats used in Microsoft Office and PowerPoint to work with presentations. The list of supported file formats include .pptx, .ppsx, .ppt, .pps, and more.

What is a ppsx file?

A .ppsx file is a Microsoft PowerPoint Open XML Slide Show file format that is used as the modern version of the PPS format (the PPS format was used prior to Microsoft Office 2007 and earlier). The ppsx files are opened directly to the presentation without opening the PowerPoint editor. It is used for presenting purposes, …