If you can provide more context on how this file was generated or where you encountered it, I may be able to help further.
Check the properties of the file on your device to see the creation date, camera model, or file type details. g60621.mp4
Where did you find this file? (e.g., a specific folder on a camera SD card, a downloaded file, an email attachment). If you can provide more context on how
This filename appears to be a generic or system-generated code (e.g., from a security camera, dashcam, or media transfer). To help you identify this file, consider these steps: a downloaded file
If it was generated by a device you own, the file is likely a security recording or a clip from a specific moment in time.