For a "deep" look into the file's structure or potential corruption, technical users often use these tools:
Expand the section to see dimensions and codecs used. Android : Open Files by Google or your device's default file manager. Tap the three dots next to the file and select File info . Tools for Advanced Analysis 065047_437mp4
Go to the tab to view the video codec, frame height/width, and bit rate. macOS : Right-click the file and select Get Info . For a "deep" look into the file's structure
: Beyond just playing the file, you can go to Tools > Codec Information to see its internal specs. 065047_437mp4
: An advanced command-line utility used to read and write metadata for many file types, including MP4.