Vid_20210528_220138_579mp4

The phrase "informative feature" usually refers to used in educational technology to improve learning. Since you are referencing a specific file, here is how you can use "informative features" with it: Ways to Add Informative Features

: Some platforms allow you to display a window next to the video (instead of on top of it) to show transcripts, definitions, or references while the footage plays. VID_20210528_220138_579mp4

Or did you see this "informative feature" label on a ? The phrase "informative feature" usually refers to used

Are you looking to (like quizzes or labels) to it? Are you looking to (like quizzes or labels) to it

If you are looking for technical "features" or data about this specific file, you can check its internal metadata using tools like ExifTool or the "Get Info" (Mac) / "Properties" (Windows) options on your computer. This will tell you: