PowerPoint 2007 Edit Links to Files buttons are greyed-out

Question :¬†PowerPoint 2007 Edit Links to Files buttons are greyed-out I am attempting to edit the path to a linked movie file using the Office button > Prepare > Edit links to files. The dialog box pops up and shows me the links in my presentation. Unfortunately the Update Now, Change Source, and Break Link buttons are all greyed out. I’ve tried this on a few different presentations, even creating Continue Reading →