Because it supports streaming, you can start watching an MP4 video before the entire file has finished downloading. MP3 vs. MP4: What’s the Difference? It’s a common mix-up! While they sound similar: MP3 is strictly for audio (like music or podcasts).
mp4"? If so, please provide more (such as where you saw the file or what it contains) so I can help you find exactly what you need! MP4 files explained: How to open and use - Adobe 117mp4
While MP4 is the "jack of all trades," other formats have their place. For example, Apple 's is often preferred for high-end professional editing, while AVI might be used for older legacy systems. Because it supports streaming, you can start watching