mdn-df40.dll: download the file and fix the error

32-bit (x86) Scanned by antivirus

mdn-df40.dll is a dynamic link library (DLL) used by some Windows programs. Version offered here: 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 mdn-df40.dll

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

⇓ Download mdn-df40.dll .zip file: the DLL + its instructions · downloaded 1,988 times

Architecture: 32-bit (x86)
Size: 11.78 KB

Then:

Extract mdn-df40.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: 576b3cce15e9e188a4c26e7dc15a9981811ccfe26b8a289b88a642894f011036 · Check on VirusTotal

Method 2 ·complete · depends on the program

Reinstall the program that shows the error

The program normally provides mdn-df40.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 mdn-df40.dll

The program can't start because mdn-df40.dll is missing.
Error loading mdn-df40.dll. The specified module could not be found.
Failed to load mdn-df40.dll

Nearby DLL files

mdmregistration.dll mdmshrup.dll mdmui.dll mdmxsdk.dll mdnsNSP.dll mdsmount.dll mdsync.dll mdt2db.dll