Avaya one-X® Communicator Avaya one-X® Communicator

A guide to uninstall Avaya one-X® Communicator from your system

Avaya one-X® Communicator is a Windows program. Read below about how to uninstall it from your computer. The Windows version was created by Avaya Inc.. Take a look here where you can find out more on Avaya Inc.. Click on to get more info about Avaya one-X® Communicator on Avaya Inc.'s website. Avaya one-X® Communicator is normally set up in the C:\Program Files (x86)\Avaya\Avaya one-X Communicator directory, regulated by the user's decision. You can remove Avaya one-X® Communicator by clicking on the Start menu of Windows and pasting the command line MsiExec.exe /X{CAA792B4-D3DC-4D12-9075-A30033F546CE}. Note that you might get a notification for admin rights. The application's main executable file is labeled onexcui.exe and its approximative size is 1.51 MB (1583272 bytes).

The executable files below are part of Avaya one-X® Communicator. They occupy an average of 1.57 MB (1642424 bytes) on disk.

  • onexcui.exe (1.51 MB)
  • CertMgr.Exe (57.77 KB)

The information on this page is only about version of Avaya one-X® Communicator. Click on the links below for other Avaya one-X® Communicator versions: to view all...

How to remove Avaya one-X® Communicator from your PC with the help of Advanced Uninstaller PRO

Avaya one-X® Communicator is an application marketed by Avaya Inc.. Frequently, computer users try to erase this application. This can be efortful because uninstalling this manually takes some advanced knowledge regarding removing Windows applications by hand. One of the best QUICK approach to erase Avaya one-X® Communicator is to use Advanced Uninstaller PRO. Take the following steps on how to do this:

1. If you don't have Advanced Uninstaller PRO on your Windows system, install it. This is good because Advanced Uninstaller PRO is the best uninstaller and all around utility to clean your Windows computer.


  • go to Download Link
  • download the program by pressing the green DOWNLOAD NOW button
  • set up Advanced Uninstaller PRO
2. Run Advanced Uninstaller PRO. It's recommended to take your time to admire Advanced Uninstaller PRO's design and number of functions available. Advanced Uninstaller PRO is a very good system optimizer.

3. Click on the General Tools button
Go to General Tools

4. Activate the Uninstall Programs feature
Go to Uninstall Programs

5. All the programs installed on the PC will be made available to you

6. Scroll the list of programs until you find Avaya one-X® Communicator or simply click the Search field and type in "Avaya one-X® Communicator". If it is installed on your PC the Avaya one-X® Communicator program will be found very quickly. After you click Avaya one-X® Communicator in the list , some information about the program is available to you:

  • Star rating (in the lower left corner). This tells you the opinion other users have about Avaya one-X® Communicator, from "Highly recommended" to "Very dangerous".
  • Opinions by other users - Click on the Read reviews button.
  • Details about the program you wish to uninstall, by pressing the Properties button.
For example you can see that for Avaya one-X® Communicator:

  • The web site of the program is:
  • The uninstall string is: MsiExec.exe /X{CAA792B4-D3DC-4D12-9075-A30033F546CE}
7. Click the Uninstall button. A window asking you to confirm will appear. Confirm the removal by clicking the Uninstall button. Advanced Uninstaller PRO will remove Avaya one-X® Communicator.
Uninstall Avaya one-X® Communicator

8. After uninstalling Avaya one-X® Communicator, Advanced Uninstaller PRO will offer to run a cleanup. Click Next to go ahead with the cleanup. All the items of Avaya one-X® Communicator that have been left behind will be detected and you will be asked if you want to delete them. By removing Avaya one-X® Communicator with Advanced Uninstaller PRO, you are assured that no Windows registry entries, files or directories are left behind on your disk.

Your Windows system will remain clean, speedy and ready to run without errors or problems.


This page is not a recommendation to uninstall Avaya one-X® Communicator by Avaya Inc. from your PC, we are not saying that Avaya one-X® Communicator by Avaya Inc. is not a good application for your computer. This text simply contains detailed instructions on how to uninstall Avaya one-X® Communicator in case you want to. Here you can find registry and disk entries that our application Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2017-11-06 / Written by Dan Armano for Advanced Uninstaller PRO

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Last update on: 2017-11-06 20:09:41.037