The MP4 (MPEG-4 Part 14) is a universal digital multimedia container format used to store video, audio, subtitles, and still images.

: It supports multiple audio tracks, subtitles, and chapter markers, making it a flexible choice for streaming and professional use. Pros and Cons How to Choose The Best Video File Formats: MP4, MOV, MKV

If you are looking for a review of the itself as a standard for video files, Overview of the MP4 Format