
How to play AVI video on Mac? Many people are confused. For example, when you try to play an AVI movie with QuickTime on your MacBook, you will be told that "the required compressor could not be found". That's because AVI is a container format that contains several different video compressor including DivX, XviD, 3ivx and Indeo. In most cases, AVI movies use DivX, and to play these AVI files with QuickTime, you need to download and install the free DivX codec.
Sometimes, the AVI file may not be a DivX files. In this situation, I would recommend you to try other media players like MPlayer OS X or VLC Media Player. Both of them are excellent and free multimedia players that can deal with many of the video formats unknown to QuickTime.
If you are looking for a much easier way to play AVI files on Mac with QuickTime, you can simply convert AVI to QuickTime on Mac with an AVI to QuickTime video converter for Mac. It also enables you to edit your AVI files like trim clips, crop frame size, add effects to it.
Note: If you are using Windows and want to convert AVI to QuickTime on PC, you can refer to Video Converter for Windows.
Click "Add Files" to load AVI files or directly drag them onto the interface of the AVI to QuickTime video converter for Mac.

You can select "MOV" from the drop-down list of "Format" and choose a proper destination folder for saving output files.

Tips: You can also adjust resolution, frame rate, encoder, bit rate, sample rate, and channels to optimize the output file.
After finishing all necessary settings, click "Convert" button to start convert AVI on Mac to QuickTime MOV so that you can watch your AVI video on Mac. You can also preview the converted video files and set the action before conversion. Within several minutes, the AVI files will be converted and are ready for your Mac Player.