.ASF File Extension

File Type:
Advanced Systems Format File

Having trouble opening .asf extension? Don't panic! This page explains what asf files are as well as suggests programs you may use to open asf files. You can download these programs through this page.

What is an ASF file?

Asf file extension has Advanced Systems Format file type, developed by Microsoft, which is associated with the "video files" category.

Commonly saved in the advanced systems format, the file stores video and audio data as well as optional metadata. Those include author, title, and copyright bibliographic information.

.ASF files are typically used to stream media. They contain specifications of the structure of the audio and video streams; however, such files don’t specify the encoding method. .ASF files typically store Windows Media Audio (.WMA) or Windows Media Video (.WMV) info.

To learn how you can open the given file, read the information below.

asf file icon
File Type:
Advanced Systems Format File
Video Files

How to open ASF file?

Double click the asf file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .asf extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the asf extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the asf file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open ASF files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the asf file as well. Download Universal File Viewer for your OS.

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