Older Powerpoint

How to Open New Presentation File Formats in Earlier Versions of Microsoft PowerPoint

If you are running older versions of PowerPoint or MS Office (like PowerPoint 2003 or 2000) and you want to open a PowerPoint presentation that was created in a recent version such as PowerPoint 2007, 2010 or even the new PowerPoint 2013, then you can do that by installing a compatibility pack named Microsoft Office …