If you need the video for a specific device (like an older TV or a specific editing program), you might need to convert it.
Since the term is a bit ambiguous, I'm going to provide a guide for the : that you have a specific video file with this ID (or a similar .mp4 file) and you need to know how to manage, play, or troubleshoot it. Guide: Managing and Playing Specific MP4 Files 3716mp4
Make sure the file actually ends in .mp4 . Sometimes files are renamed or have hidden extensions. If you need the video for a specific
: It might be a unique identifier for a video file on a server or IPTV service (often seen in server-side file lists). 3716mp4