Trouble playing your .MOV videos on QuickTime in Windows PCs?

Videos from an iPad or iPhone (iOS 6) are not compatible with QuickTime v7.7.2.

 

 as of 11/11/2012:

QuickTime v7.7.3 is now available for update!

In the Menu bar at the top of QuickTime, click on:

Help   >  Update Existing Software