B41123.mp4 -

: A free tool that reveals the hidden "technical metadata" of a video, including the recording date, the software that created it, and the specific camera settings used.

: If you are trying to play the file and it won't open, VLC Media Player is often able to handle various codecs that standard players cannot. Safety Warning

: While the container is MP4, the actual video is compressed using a "codec" such as H.264 , HEVC (H.265) , or AV1 . How to Analyze an Unknown File