Powerpoint needs new file extension, what is is?

Discussion in 'Mac Basics and Help' started by heartoflaughter, Nov 1, 2009.

  1. heartoflaughter macrumors newbie

    Nov 1, 2009
    I once changed the file extension on a ppt presentation sent to me, and it finally opened. I read about it on here, but cant find the original forum thread and cant remember the extension: pxt or ptx or something similar. Help!
  2. ergdegdeg Moderator emeritus


    Oct 13, 2007
    .pptx is the new extension for PowerPoint 2007/2008 files.

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