Black102.mp4

Look at the folder path where the file is stored to understand its context.

If you can tell me (e.g., in a specific app, an email, or a file folder) or what happens when you try to open it , I can help you identify its purpose. black102.mp4

Right-click the file and select "Properties" (Windows) or "Get Info" (Mac) to see when it was created, its size, and the application that created it. Look at the folder path where the file