Microsoft PowerPoint is on over a billion computers worldwide, according to Robert Gaskins, one of the program's developers. So it's likely you'll come across a PowerPoint Presentation file you need ...

When someone lacks both the money to acquire a powerful PowerPoint viewer like Microsoft’s Office, or the means to obtain one for free, it comes to a simple choice: resort to a converter, which may ...

If you are unable to open an Excel, Word, or PowerPoint attachment from Microsoft Outlook or a file from the Internet, and you get an error message, The file is ...

Q. I am trying to open an e-mail attachment that has .pps as its extension. No .pps extension is listed in the file types registered on my computer, thus I am not able to open the attachment. Can you ...

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 ...