tcp2udp.dll: download the file and fix the error

32-bit (x86) Microsoft ActiveSync Scanned by antivirus

tcp2udp.dll is a file of the software Microsoft ActiveSync (“TCP to UDP Bridge”), published by Microsoft Corporation. Version offered here: 3.5.0.1176, 32-bit.

If this file is missing or damaged, the program that uses it does not start and Windows displays an error message. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only tcp2udp.dll

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

⇓ Download tcp2udp.dll .zip file: the DLL + its instructions · downloaded 2,025 times

Version: 3.5.0.1176
Architecture: 32-bit (x86)
Size: 28.76 KB
Publisher: Microsoft Corporation

Then:

Extract tcp2udp.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: b693025ef5134fa0929d7024759c6252a1baa9355950b6f2e26cbafd004f2b38 · Check on VirusTotal · Product: Microsoft ActiveSync

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides tcp2udp.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 tcp2udp.dll

The program can't start because tcp2udp.dll is missing.
Error loading tcp2udp.dll. The specified module could not be found.
Failed to load tcp2udp.dll

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