Updating quick time
There are different ways to uninstall a Quick Time codec.
First of them is just trashing the component file from the /Library/Quick Time folder.
but most professional and domain-specific codecs must be installed separately.
Quick Time will show you a specific error message when trying to open a video or audio file containing unsupported media: For other error messages, please check this list of Quick Time Errors.
In case the codec bundle comes with an installer just run the installation assistant and, if requested, reboot your computer.
If no installer is available then you should know that any codec you may need should be placed inside the folder /Library/Quick Time.
You can either fix this by installing the missing codec or convert the video into the required Quick Time format.
select choose media files and locate where the media files are.You can decide to do a batch conversion or load them one by one.To do a batch conversion, you will enable the Merge option at the bottom of the main interface.Solved: Converting MOV to AVI for Mac and Windows users Wondershare Video Converter Ultimate is a modern video converter that has so much to offer.It also provides minor editing of videos like changing the orientation, trimming the video, etc.
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This is really straight forward but has an inconvenient as if codec is required again you should have to download, unzip and copy the component file just trashed.