: Right-click the file > Properties > Details tab. This can reveal the "Media Title," frame rate, and sometimes the camera model or date created. Mac : Right-click > Get Info > More Info .

Knowing the context could help narrow down which hardware (like a Sony or Nikon camera) generated that specific naming pattern.

If you need to know exactly what is inside this file or where it came from, you can use these built-in system tools: :

: The .mp4 extension (MPEG-4 Part 14) is a standard digital multimedia container used to store video, audio, and subtitles.

: If you are using media servers like Plex or Jellyfin , note that they may try to "match" this generic name to a movie; if it's a personal video, you may need to rename it manually to prevent incorrect metadata scraping.