I'am sure that most all of you have known with File Extension PPS. That commonly associate with Microsoft Powerpoint slideshow files. Besides, this extension is used by ArcView from ESRI, Corel's Paint Shop Pro, and Personal Producer Storyboard, too. This kind of presentation files can be opened by several programs. First, of course Microsoft Powerpoint software as mostly associated with File Extension PPS. Then, we can open it with "free version of Microsoft Office" (that's my personal word), i.e OpenOffice.Org from Sun Microsystem. With this great free software, even we can edit and export to PPS or PPT file.
Another software that can view File Extension PPS slideshow are PowerPoint Viewer ActiveX from Viscom Software, PowerPoint Viewer OCX, Microsoft Word Perfect, and Portable PowerPoint Viewer.
Sometimes we try to open the PPS file and we failed. There are two possibilities why this can happens: We have no installed appropriate software in our computer, or our registry files errors. It's strongly recomended that you scan your computer from trouble. Go to this site that supply more information about File Extension PPS