


Solution 2: Download QuickTime MP4 Codec Pack So you may have to spend some money, about $29.99 USD for the upgrade. So, make sure if you've got the QuickTime upgraded in time. For the most part, QuickTime 7 and above can handle MP4 files well and even other formats beyond. If you find your QuickTime fails to open MP4 files, check immediately whether you have the latest version of QuickTime player for MP4 playback. Solution 1: QuickTime Player Upgrade for MP4 Codec If you have more questions or suggestions, you’re welcome to leave comments below.Since there are two major factors that may lead to QuickTime won't open MP4 files - MP4 file quality and QuickTime MP4 codec, to go on with the following first three solutions, you should in advance check the media info or try playing it on other MP4 players like 5KPlayer, VLC, KMPlayer, etc to make sure that the MP4 files playing in QuickTime are complete without damage. I would suggest you to use QT to convert your video, however, if it couldn’t meet your needs, you can pick software with big brands, it’s a good way to prevent potential risks. Because there’re various terrific alternatives on the market, you need to be careful of your choice. There’re many online conversion websites and third-party software you can use to convert your video format. Then waiting for QT to finish the process. After importing, click File > Export As.Open QuickTime, click File > Open File… to load the MOV file that you want to convert.How to convert QuickTime to MP4Īctually it’s very simple to convert your video format. So if you want to upload your video into mainstream social media, like YouTube, you would want to convert MOV to MP4. MOV and MP4 don’t have the big difference in safety and video qualities, choose which format only based on the application and the place where you need to play the videos. MP4 is an international industry standard that has large support platforms. QuickTime (QT) as the default media player on Mac operating system, its default file format is MP4. MOV is the video format file originally developed by Apple. MOV and MP4 are the two most commonly used video file formats. Its basic functions meet your needs including play, record, edit, and share. QuickTime is a default media player on the Mac platform.
