.ASF File

File extension asf is associated with the Advanced Systems (streaming) format. It is one of the standard video format included in basic media formats supported by Microsoft Windows.

ASF is an extensible file format that stores synchronized multimedia data. It supports data delivery over a wide variety of networks and protocols. It is also suitable for local playback.

ASF supports advanced multimedia capabilities including extensible media types, component download, scalable media types, author-specified stream prioritization, multiple language support, and extensive bibliographic capabilities that include document and content management.

Typically, asf files that contain audio content that is compressed with the Windows Media Audio (WMA) codec use the wma extension.

Similarly, asf files that contain audio content, video content, or both, that is compressed with Windows Media Audio (WMA) and Windows Media Video (WMV) codecs use the wmv extension.

Mime types:
application/asx
application/ms-asx-plugin
application/ms-asx
video/x-ms-asf

Files with asf extension are mainly multimedia files saved in Advanced Systems (streaming) format, a standard video format used by Microsoft Windows.

How to open:

Use Windows Media Player, or VLC player to playback *.asf files in Advanced Systems (streaming) format.

How to convert:

Use Super, Free Video Converter or other conversion tool for example from Wondershare to transform *.asf file to other multimedia file formats.