If you have the file, right-click it and select Properties (Windows) or Get Info (Mac) to see if a "Title" or "Description" tag exists.
The _source suffix indicates this is the original, high-quality upload before it was compressed or transcoded into different resolutions (like 720p or 1080p) for streaming.
The "proper text" or descriptive title for the file depends entirely on the context of where you found it, as that alphanumeric string is a unique identifier typically generated by a server or content management system.
Identifiers like this are common on platforms like Cloudinary , YouTube , or private CDNs to ensure every file has a one-of-a-kind name that doesn't conflict with others. How to find the actual title:
Could you tell me or what the video is about? I can help you craft a better title if I know the content.
However, based on standard naming conventions for media platforms, this file likely corresponds to: