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Windows Media Format

  • Article
  • Applies to:
    ✅ Windows 11, ✅ Windows 10

Applies to:
✅ Windows 11 IoT Enterprise LTSC 2024
✅ Windows 10 IoT Enterprise LTSC 2021 (19044.1741 or later)

Package Description

Package: Microsoft-Windows-Media-Format
A component of the Media Feature Pack comprised of support for Windows Media Device Manager, Advanced Systems Format (ASF) file container, Windows Media audio and video codecs, basic network streaming, and Digital Rights Management.

Important

This feature is only supported on the Windows IoT Enterprise LTSC edition. If you choose to remove any of this package from Windows IoT Enterprise, you must ensure that your solution does not rely on functionality of the removed package. You cannot restore the package without a full reinstall of Windows IoT Enterprise LTSC.
For more information, see Removable Packages System Requirements.

Package Removal

  1. To remove a specific package from the image type:

    Dism.exe /Online /NoRestart /Disable-Feature /FeatureName:Microsoft-Windows-Media-Format /PackageName:@Package

    To remove a package from an offline image mounted at c:\offline type:

    Dism.exe /Image:c:\offline  /Disable-Feature /FeatureName:Microsoft-Windows-Media-Format /PackageName:@Package

  2. Optional: Use DISM /GetFeatureInfo to get the status of a removable package type:

    Dism.exe /Online /Get-FeatureInfo /FeatureName:Microsoft-Windows-Media-Format /PackageName:@Package

These packages collectively provide the functionality represented by the Media Feature Pack. There are dependencies between each of these packages. If you elect to remove a subset of these packages, you must thoroughly test your scenarios to ensure that your customers don't encounter an issue with missing dependencies.

Package Details

Package Size

Release x64 ARM64
Windows 11 IoT Enterprise LTSC 2024 5,200 KB 8,764 KB
Windows 10 IoT Enterprise LTSC 2021 5,559 KB

File List

File Name Installed Location
asferror.dll %windir%\system32\asferror.dll
cewmdm.dll %windir%\system32\cewmdm.dll
laprxy.dll %windir%\system32\laprxy.dll
logagent.exe %windir%\system32\logagent.exe
mswmdm.dll %windir%\system32\mswmdm.dll
mswmdm.mof %windir%\system32\wbem\mswmdm.mof
sqmapi.dll %programfiles%\windows multimedia platform\sqmapi.dll
windowsmediadrm.admx %windir%\policydefinitions\windowsmediadrm.admx
wmasf.dll %windir%\system32\wmasf.dll
wmdmlog.dll %windir%\system32\wmdmlog.dll
wmdmps.dll %windir%\system32\wmdmps.dll
wmidx.dll %windir%\system32\wmidx.dll
wmnetmgr.dll %windir%\system32\wmnetmgr.dll
wmsyspr9.prx %windir%\wmsyspr9.prx
wmvcore.dll %windir%\system32\wmvcore.dll

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