Quicktime Extension

If you are editing video on a Mac, use .mov . If you are uploading to YouTube or sharing with Windows users, use .mp4 .

Today, QuickTime is largely deprecated, replaced by AVFoundation on Apple platforms. But understanding QuickTime extensions reveals a pivotal moment in digital media history—and explains why some professional workflows still depend on them. quicktime extension

– The most common. Extensions like Sorenson Video 3 , Cinepak , Motion JPEG A , or Indeo told QuickTime how to encode and decode specific video formats. Without the right codec extension, a .MOV file would play audio but show a blank (or green) video track. If you are editing video on a Mac, use