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  1. #1


    Member Since
    Aug 06, 2010
    Posts
    44
    MacBook Pro won't open MP4?


  2. #2

    chscag's Avatar
    Member Since
    Jan 23, 2008
    Location
    Keller, Texas
    Posts
    53,922
    Specs:
    Late 2013 27" iMac, 10.5" iPad Pro, iPhone 6s+, iPhone 7+, Numerous iPods, High Sierra
    Do you have VLC installed? If not, download and install it from here. It's free and should be able to open and play your MP4 video.

  3. #3

    rabbitjetta's Avatar
    Member Since
    Nov 08, 2010
    Location
    Indiana
    Posts
    967
    Specs:
    Main-11" Air, iPhone 6+, iPad Mini 3, Hi-Fi Extras- Too many to count
    Try using VLC or uninstall and then reinstall QT and see if that helps.

  4. #4


    Member Since
    Aug 06, 2010
    Posts
    44
    worked, Thanks!

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