mqoa.dll File Information
  • DLL File Name:mqoa.dll
  • File Type:Win32 DLL
  • Product Name:Microsoft Message Queue
  • Developer:Microsoft Corporation
  • File Version:4 versions available
  • File Size:209KB - 248KB
  • Language Code:English (U.S.)
  • Character Set:Unicode
  • MD5 Checksum:Multiple Files
  • Copyright:Copyright (C) Microsoft Corporation. 1981-2000

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Mqoa.dll Errors and Solutions

Message Queuing ActiveX Interface

The file mqoa.dll is a 32bit Windows DLL module for Microsoft Message Queue software or other related programs. The file and the associated Microsoft Message Queue software was developed by Microsoft Corporation. The file was licensed as Copyright (C) Microsoft Corporation. 1981-2000.

mqoa.dll file is a critical component for the software to work properly and without any dll error messages. You may receive an error message like the ones below that indicates the file is not found, damaged, or the wrong version.

  • This application failed to start because mqoa.dll was not found.
  • The file mqoa.dll is missing or corrupted.
  • A required component is missing: mqoa.dll. Please install the application again.
  • Error loading mqoa.dll. The specified module could not be found.
  • The program can't start because mqoa.dll is missing from your computer. Try reinstalling the program to fix this problem.
  • Mqoa.dll is either not designed to run on Windows or it contains an error.

To fix the error, you need to copy the missing mqoa.dll file to your system or replace the corrupted dll file with a working one by following the instructions below. There are 4 different versions of the dll file available for download with sizes between 209KB - 248KB.

How to Install mqoa.dll

You can download mqoa.dll for free from the download section on this page. After you download the compressed file, unzip it to a convenient location on your computer. In order to fix dll related errors, you need to copy the .dll file to the installation folder of the application or game, or install .dll file directly to Windows (Windows XP, Vista, Windows 7, Windows 10).

Install DLL File to Program Folder

Copy the extracted mqoa.dll file to the installation folder of the application or game.

Check if the problem is solved. If the problem persists or you are not sure which software is having problems, install the .DLL file directly to Windows.

Register DLL File Using Microsoft Regsvr

Copy the file to "C:\Windows\SysWOW64\" (32bit)

Copy the file to "C:\Windows\System32\" (64bit)

You can install the .dll file in both system folders without any problems. In order to complete this step, you must run the Command Prompt as administrator.

Open the Start Menu and before clicking anywhere, type "cmd" on your keyboard.

Right-click the "Command Prompt" search result and click the "Run as administrator" option.

Paste the following command into the Command Line window that opens up and press Enter key.

%windir%\System32\regsvr32.exe mqoa.dll & %windir%\SysWoW64\regsvr32.exe mqoa.dll

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Download mqoa.dll
Version OS Size Language Download
6.1.7601.1751 32bit 248KB English Download 32bit 209KB English Download 32bit 220KB English Download 32bit 220KB English Download

Please note : This is a free download. No guarantees or warranties are given or implied. Please download and install the file at your own risk...

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