PPSX files, used by Microsoft PowerPoint, share several of the same features of other types of PowerPoint files. Imagine that you are about to give a cleverly crafted presentation you created using ...

Windows: PowerPoint Viewer, savior of those who need to open, but not create, Microsoft PowerPoint files, has been updated to open the PowerPoint 2010-formatted presentations you just know people are ...

Software giant Microsoft has published Office file format binaries as part of its bid for International Organization for Standardization accreditation for Office Open XML, an office document format.

Reader Bill has a number of really old (circa 1991) https://www.pcworld.com/tags/Microsoft+PowerPoint.html files that he wants to open in Office 2007. Unfortunately ...

If you're like many people, you may periodically receive email attachments in Microsoft PowerPoint's PPS format. This format efficiently conveys ideas via a combination of graphics, sounds and ...

Following Microsoft's release Monday of Service Pack 2 for Mac Office 2008, we received a message from a reader explaining that the update prevented him from opening PowerPoint files previously saved ...