SyncExt.dll: download the file and fix the error

32-bit (x86) Logitech Desktop Messenger Scanned by antivirus

SyncExt.dll is a file of the software Logitech Desktop Messenger (“LDMClient Extention for UP synchronization”), published by Logitech. Version offered here: 1.2.9, 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 SyncExt.dll

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

⇓ Download SyncExt.dll .zip file: the DLL + its instructions · downloaded 2,040 times

Version: 1.2.9
Architecture: 32-bit (x86)
Size: 64.51 KB
Publisher: Logitech

Then:

Extract SyncExt.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: 7f93724914c814dbdceff8111f0423ad46223c9c887831a576a867e7c8f4eb70 · Check on VirusTotal · Product: Logitech Desktop Messenger

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides SyncExt.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 SyncExt.dll

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

Nearby DLL files

SymRedir.dll SyncCenter.dll SyncController.dll SyncEngine.dll SyncHostps.dll SyncInfrastructure.dll SyncInfrastructureps.dll SyncProxy.dll