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Solve AVI File Won't Play on Mac QuickTime

Posted by Kaylee Wood | Last update: April 28, 2020

AVI file won't play on Mac happens under the circumstance that AVI videos encoded with codecs DivX, XviD, MPEG-4, etc except MJPEG, i.e. QuickTime player on Mac only plays AVI files encoded with Motion JPEG. So, if the container format AVI includes other codecs like MPEG-4, MPEG-HD, Xvid, DivX, Cinepak, Indeo, DV, etc., how to play AVI on Mac or QuickTime successfully? Luckily, here are 4 recommended ways that you can refer to to solve can't play AVI on Mac problem.

Easiest Solution to AVI File Won't Play on Mac QuickTime

Bundled with various built-in video audio codecs, 5KPlayer serves as the best free AVI player for Mac/Windows supporting MPEG-4, MPEG-HD, Xvid, DivX, Cinepak, Indeo, DV, etc codecs for AVI files. Besides that, you can also use 5KPlayer to play, download and stream AVI, MP4, MKV, FLV, WMV, 4K, 1080p, MP3, AAC, etc files to big screen TV.

AVI Player

#01. Why Can't Play AVI on Mac/QuickTime?
#02. AVI File Won't Play on Mac/QuickTime Problems.
#03. Solve AVI Won't Play on Mac/QuickTime.

AVI Format
AVI Container

#01. Reasons Why You Can't Play AVI on Mac/QuickTime?

Before you fix AVI file won't play on Mac issue, you'd better know something about AVI. Widely used in the area of multimedia storage like DV, camcorder, film post-production, broadcast wave, etc, AVI (Audio Video Interleave) is a multimedia container format containing both video and audio data in a file container that allows synchronous audio-with-video playback. AVI is not a specific type of file and there are various codecs for AVI videos including MPEG-4, MPEG-3, MPEG-1, MPEG-H, MPEG-HD, Xvid, DivX, Cinepak, Indeo, DV, MJPEG, etc. So, many so-called AVI players for Mac like QuickTime can't play AVI on Mac as they can't support all types of AVI files.

#02. Common AVI File Won't Play on Mac/QuickTime Problems List.

1. When the default AVI player Mac QuickTime (10) won't play AVI on Mac, there is often a message showing: "The document 'filename.avi' could not be opened. The movie is not in a format that QuickTime Player understands." Followed with "You may need to install additional software to open this type of file."
2. Some users said that QuickTime won't play AVI files on Mac (MacBook/MacBook Air/MacBook Pro/iMac etc.) after updating to new Mac OS like Catalina, Mojave, High Seirra.
3. Sometimes, video gets struck, but sound keeps playing, or vice versa. From AVI wikipedia, audio and video are individually stored in AVI file. Generally, audio and video are well-synchronized, but desynchronization of audio and video may happen when playing AVI on Mac in some certain AVI media player software.

Solution 3. Install Codec Pack to Solve AVI Won't Play on Mac/QuickTime

As it is mentioned above, AVI can contain data that is compressed by a number of different codecs that many AVI players Mac like QuickTime with limited audio video codecs becomes powerless when facing some AVI files. Under the circumstance, you can download a codec pack to beef your AVI player up to play any AVI file on Mac without choke. Though all players can be strengthened through this way, it is not recommended. For instance, you may download virus or spyware to your computer when downloading codecs, and some codecs are likely to conflict with other programs on your computer or even corrupt your operating system.

Solution 4. AVI File Won't Play on Mac/QuickTime Solved by Installing Perian

Perian is a third-party QuickTime component that adds support for a variety of file formats including AVI of course. Once you installed Perian, it will automatically start playing any AVI, MKV, DivX, etc. file inside the QuickTime Player. Though we can make QuickTime play more AVI types by installing Perian component, this only works on QuickTime with Mac OS X Snow Leopard or lower version, and it does not work on QuickTime with Mac Yosemite, Mavericks, Mountain Lion or High Sierra. You may need to refer to the first three solutions to handle AVI not playing on Mac problem.

How to play AVI on Mac or how to solve QuickTime won't play AVI? I guess you have got the answer. No matter which method you choose, we hope it can help you to solve AVI file won't play on Mac problem.

For my opinion, I recommend you to try 5KPlayer, designed as a video music player for Mac (Catalina/Mojave and earlier), to play all common files like AVI MKV WMV FLV MP4 SWF etc on Mac/Windows. To enrich your media library, you can also use it to download online video music AVI MKV MP4 FLV WMV 4K HD MP3 AAC FLAC etc to your computer and enjoy on iPhone, iPad, Android, Apple TV, etc. as well.

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