: The exact date and time the file was created or modified.
: Tools like Metadata2Go and Pics.io allow you to upload a file to instantly see: 123532mp4
: For a more "pro" level look, software like MediaInfo or the FFprobe engine used by QuickEditVideo can show codec information (like H.264 or AAC) and "hint tracks" used for streaming. : The exact date and time the file was created or modified