What is .asf file extension?
.asf file extension is a known file type. This section tells you everything you need to know about this extension.
Media file stored in the Advanced Systems Format (ASF), a proprietary video and audio container format; developed by Microsoft primarily for streaming media; contains audio and video data and optionally metadata, such as title, author, and copyright bibliographic data.
ASF files specify the structure of the audio or video stream, but not the encoding method. They often contain Windows Media Audio (.WMA) or Windows Media Video (.WMV) data. They can be compressed using a variety of video codecs.
You can see a list of software programs below that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.