It's a common format used to store video in Windows, which is why some third-party programs use it for things like short animations. A file with the WMV file extension is a Windows Media Video file, compressed with one or more of Microsoft's video compression formats.File Format Information: WMV (Windows Media Video) is a container format from Microsoft, based on the Advanced Systems Format (ASF), can contain video in one of several video compression formats. If file source is a URL, be sure to enter a complete and valid URL to your file.Now let’s talk about WMV format and what so special about it. Also, there are many players, such as VLC players for Windows, which can run most of the video file formats, including WMV format. But do not worry, there are plenty of ways you can run WMV files on your Windows 10 machine. Without any compatible plate, you will not be able to see the video content files of WMV format.