: It is the most widely supported format for streaming on platforms like YouTube and viewing on mobile devices.
: MP4 files can store images, subtitles, and chapter markers directly within the container. 38184mp4
If you are looking for useful features or applications of this standard, its primary purpose is ensuring that digital media works correctly across different devices and software: : It is the most widely supported format
: The standard includes methods for identifying and reducing coding artifacts, such as "blockiness" in low-quality video. 38184mp4
Are you trying to , or are you developing software that needs to comply with MPEG standards? MP4 files explained: How to open and use - Adobe