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ASF WMV
File conversion

Convert ASF to WMV

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Verified by Adam B.· reviewed by FE Editorial ·updated Jun 26, 2026
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Is it possible to convert ASF to WMV?
Yes - ASF converts to WMV.

You can do it right here with our free converter - no sign-up, and your file is deleted right after.

If your .asf already holds WMV video and WMA audio, remuxing with FFmpeg using -c copy produces an identical .wmv in seconds with zero quality loss. Re-encoding is only needed when the source codec differs - in that case expect the same reduction in quality as any other transcoding step.

8 programs
Also to WMV: WP3 · 3GPP · MPEG

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Tested on macOS, Windows & Linux
Last verified Sep 2026

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ASF → WMV converterFREE
Drop a .ASF file here
or pick one - we convert it to .WMV and give you the file to download

Why convert ASF to WMV?

Some older Windows software, set-top boxes, and editing tools accept .WMV but refuse .asf even when the content inside is identical. Remuxing or renaming bridges that compatibility gap without touching the video or audio data. Editors such as Adobe Premiere Pro may also import files more reliably when the extension matches the expected codec family.

How to convert ASF to WMV

Rename the file BUILT-IN

If the .asf already contains WMV video and WMA audio, right-click it in File Explorer, choose Rename, and change the extension to .wmv - no re-encoding, no quality loss.

VLC media player FREE

Open VLC, go to Media > Convert / Save, add your .asf file, choose a WMV profile, and save as .wmv.

Command line - FFmpeg CLI

Remux without re-encoding using ffmpeg -i input.asf -c copy output.wmv.

MediaCoder FREE

Add your .asf file, set the output format to WMV, and click Start to convert.

Programs that convert ASF

Adobe Premiere Pro
Aimersoft DRM Media Converter for Windows
Free Studio
MediaCoder
Movavi Video Converter Personal
SUPER
Xlinksoft AVI Video Converter
AMV Video Convert Tool

About these formats

.ASF Advanced Systems Format

An ASF file is Microsoft's Advanced Systems Format container - the same format that underlies Windows Media Video (.wmv) and Windows Media Audio (.wma). On Windows, double-click it and…

Open .ASF details →
.WMV Windows Media Video

A WMV file is a Windows Media Video file from Microsoft, introduced in 1999. On Windows it plays in the built-in Media Player with no setup. On Mac, Linux, Android or iOS, use the free VLC…

Open .WMV details →

Quality & what to watch

  • .asf and .wmv use the identical ASF container; the extension is the only difference most players see.
  • Files with Windows Media DRM cannot be converted - any tool will fail unless you hold the original playback licence.
  • Use remux (-c copy in FFmpeg) whenever possible; re-encoding to WMV2 or WMV3 always reduces quality.

Frequently asked questions

Can I just rename .asf to .wmv?
Yes, if the file already holds WMV video and WMA audio - open it in VLC and check the codec info first. If the codecs match, renaming is safe and nothing is re-encoded.
Will quality be lost?
Not if you remux with FFmpeg using -c copy. Quality loss only occurs when the video is re-encoded, which is unnecessary for most .asf files.
Why does my .asf file fail to convert?
The most common cause is DRM protection - ASF files locked with Windows Media DRM require the original licence and cannot be converted by any tool. If the file plays fine locally, try remuxing instead of re-encoding.
Does conversion work on Mac or Linux?
Yes - VLC and FFmpeg run on macOS and Linux. macOS has no native WMV support, so VLC is needed for both playback and conversion.