DLL

msmpeg2adec.dll

Download and install msmpeg2adec.dll to fix missing or corrupted DLL errors.

(61 Files Available)
Last Updated
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Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® Windows® Operating System
Description
Microsoft DTV-DVD Audio Decoder
Architecture
x86 (32 bit) x86-64 (64 bit) ARM (Thumb 2) ARM64
Metadata Consensus
60/61 Files 98.4%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Frequently Asked Questions

What is msmpeg2adec.dll?

Metadata analysis shows msmpeg2adec.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® Windows® Operating System and is described as “Microsoft DTV-DVD Audio Decoder” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Releases

msmpeg2adec.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Microsoft DTV-DVD Audio Decoder
NEW Version: 12.0.10133.0 (fbl_mediaplat_dev01(oobla).150529-1436)
Product Version: 12.0.10133.0
Language: U.S. English (1033)
Uploaded: Aug 7, 2026   Size: 861.5KB
SHA256: 2e9f037c6bbe6383abe25b66ab2588e24be2bdee251b96b3bd28d34e796eb343
SHA1: 119135772307ee7bdee0b6b51d9a2347ada8e9d6
MD5: 4c4f08f11a3258c5354c038ca2ff605b
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
msmpeg2adec.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Microsoft DTV-DVD Audio Decoder
NEW Version: 12.0.10132.0 (fbl_mediaplat_dev01(oobla).150528-1450)
Product Version: 12.0.10132.0
Language: U.S. English (1033)
Uploaded: Aug 7, 2026   Size: 1MB
SHA256: e6d2f22d720089a8cf0df364939af54301257778b4642cd51f2b2ffcb48aa904
SHA1: 8704efb07b4983b4020a902db00a5c7eaf3ecadd
MD5: ec1bba815561982d60cdfde798ab6660
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
msmpeg2adec.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Microsoft DTV-DVD Audio Decoder
NEW Version: 12.0.8417.0 (fbl_multimedia_media(cmptcs).120520-1507)
Product Version: 12.0.8417.0
Language: U.S. English (1033)
Uploaded: Jul 15, 2026   Size: 1.1MB
SHA256: 02d3b72a9e912de99bea629bcdf465c442735ab3457e03e5961070564c8161eb
SHA1: b1ce4f66cfbe1c2555c88b58fbc2d89aaf6aed40
MD5: 646db0b5af29870d8e004681d131c125
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
msmpeg2adec.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Microsoft DTV-DVD Audio Decoder
NEW Version: 12.0.10240.16635 (th1_st1(sanderl).151204-1042)
Product Version: 12.0.10240.16635
Language: U.S. English (1033)
Uploaded: Jul 14, 2026   Size: 1MB
SHA256: a4a4115fdef0f105152c77b5fa5c81b74d4aca0eb4d775e51aae197170e4809a
SHA1: 986fa89e32727e1c2ca96fb3d13f54eda91ad8ae
MD5: f917614b4150382e325aa44fe529b018
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
msmpeg2adec.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Microsoft DTV-DVD Audio Decoder
Version: 10.0.26100.8737 (WinBuild.160101.0800) Verified
Product Version: 10.0.26100.8737
Language: U.S. English (1033)
Uploaded: Jul 10, 2026   Size: 540KB
SHA256: f7b1fb40fb0debac522350627930a9d5a90e234d5581feef9a3d32c971e2080f
SHA1: 94dc75c57ebc6b9e23dfb6dae570634665164ef6
MD5: 38764c8936821a70c04468d2e3b0c5d5
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD