Could you share or what you expect the video to be about? I can then give you much more specific help.
If the file won't play, ensure you are using a versatile media player like VLC Media Player , which handles most codecs, or check if the file extension was accidentally changed. WdAL1bhELDXkNpNS mp4
If you received this file from an unknown source, run it through a malware scanner before opening it. Could you share or what you expect the video to be about