2023-02-03 21-47-36.mkv File

Best for quick trims. It doesn't re-encode, so it's instant.

It is a "container" that holds video, audio, and subtitles. 2023-02-03 21-47-36.mkv

That filename looks like a , likely from OBS Studio or a similar screen recorder. It indicates a video captured on February 3, 2023, at 9:47 PM . Best for quick trims