Vid-4667666765266(1).mp4 -

Keep the .mp4 extension so your computer knows how to open it.

Some older or specific manufacturer skins (like Samsung or older Huawei) use long numerical IDs for temporary or cached video files. VID-4667666765266(1).mp4

Known for its ability to play almost any codec, you can download it from the official VideoLAN site . Keep the

If the file won't play, use MediaInfo to see the technical data (metadata) which might tell you which app created it. 3. Safety and Security VID-4667666765266(1).mp4