mp41.dll: download the file and fix the error

32-bit (x86) MPEG-4 v1 and v2 Video Codec Scanned by antivirus

mp41.dll is a file of the software MPEG-4 v1 and v2 Video Codec (“MPEG-4 v1 and v2 Video Codec”), published by The Wolf. Version offered here: 4.1.00.3920, 32-bit.

Programs that need it refuse to start, or show an error, when it is missing or damaged. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only mp41.dll

Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.

⇓ Download mp41.dll .zip file: the DLL + its instructions · downloaded 2,171 times

Version: 4.1.00.3920
Architecture: 32-bit (x86)
Size: 413.76 KB
Publisher: The Wolf

Then:

Extract mp41.dll from the zip file and copy it to the folder of the program showing the error (where its .exe file is).
Still getting the error? Copy it to C:\Windows\SysWOW64 (64-bit Windows) or C:\Windows\System32 (32-bit Windows), then restart.

SHA-256: 0ec5f8d19c7832a5f47a3c15a743eab955a37fe0d8e68b82a9987c1661c38926 · Check on VirusTotal · Product: MPEG-4 v1 and v2 Video Codec

Method 2 ·complete · depends on the program

Reinstall the program that shows the error

The program normally provides mp41.dll itself, in the exact version it expects. Recommended if several files are missing or if the error comes back.

Settings › Apps › Installed apps: uninstall the program or game concerned.
Reinstall it from its original setup program, then restart your computer.

Error messages related to mp41.dll

The program can't start because mp41.dll is missing.
Error loading mp41.dll. The specified module could not be found.
Failed to load mp41.dll

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