HT201290: If QuickTime Player can't open an audio or video file

Learn about If QuickTime Player can't open an audio or video file
BOBGGG1939

Q: need to open ETRG mp4 movie

need to play movie using ETRG mp4

MacBook Pro with Retina display, OS X Yosemite (10.10.1)

Posted on Mar 15, 2015 6:24 AM