I need help with Powerpoint

download SIW program. It can tell you a lot about your system, even the product keys for the software installed on your computer.

Download this file:
http://www.gtopala.net/download.php?file=1

Here is the download website:
http://www.gtopala.com/siw-download.html

I prefer the standalone version.
After you run the app, click on "Licenses" to view the product keys.

It is free, but if you want the full version, does require a small cost. But to view the product keys, you can use the free version. The free version has limited features.