MSONSEXT.dll: download the file and fix the error

32-bit (x86) SharePoint Portal Server Scanned by antivirus

MSONSEXT.dll is a file of the software SharePoint Portal Server (“Microsoft Web Folders”), published by Microsoft Corporation. Version offered here: 11.0.5510.0, 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 MSONSEXT.dll

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

⇓ Download MSONSEXT.dll .zip file: the DLL + its instructions · downloaded 2,270 times

Version: 11.0.5510.0
Architecture: 32-bit (x86)
Size: 1.29 MB
Publisher: Microsoft Corporation

Then:

Extract MSONSEXT.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: dcf5ec17efedaccc1a6ba4f8aeaa829e1b6306b4d8387a68792d8356d164ee85 · Check on VirusTotal · Product: SharePoint Portal Server

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides MSONSEXT.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 MSONSEXT.dll

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

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MSOLAPR.dll MSOLAPSL.dll MSOLAPUI.dll MSOLUI80.dll MSORUN.dll MSOSS.dll MSOSTYLE.dll MSOSV.dll