If you must open it, use a sandboxed media player like VLC Media Player rather than default system players.
Video editing software and browsers generate temporary filenames to avoid overwriting existing data. mjhyt678ytfvcds.mp4
Unknown video files can sometimes harbor malicious scripts or exploit media player vulnerabilities. If you must open it, use a sandboxed
Run the file through a local antivirus program or upload it to a multi-engine scanner like VirusTotal . If you must open it
This specific file naming convention is common in several digital scenarios:
Verify where the file came from before attempting to play it.
Did you receive it from an or download it from a specific website?