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

A way to uninstall Avaya one-X® Communicator from your computer

Avaya one-X® Communicator is a Windows program. Read below about how to remove it from your PC. The Windows release was created by Avaya Inc.. More information about Avaya Inc. can be seen here. Please open if you want to read more on Avaya one-X® Communicator on Avaya Inc.'s page. Usually the Avaya one-X® Communicator application is installed in the C:\Program Files (x86)\Avaya\Avaya one-X Communicator directory, depending on the user's option during install. You can remove Avaya one-X® Communicator by clicking on the Start menu of Windows and pasting the command line MsiExec.exe /X{3805D6BF-B9DF-422B-A9B6-2112CFD15D37}. Keep in mind that you might get a notification for admin rights. The application's main executable file is titled onexcui.exe and occupies 1.51 MB (1583272 bytes).

Avaya one-X® Communicator contains of the executables below. They take 1.57 MB (1642424 bytes) on disk.

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

This info is about Avaya one-X® Communicator version only. For other Avaya one-X® Communicator versions please click below: to view all...

A way to erase Avaya one-X® Communicator with the help of Advanced Uninstaller PRO

Avaya one-X® Communicator is an application released by Avaya Inc.. Some people decide to uninstall it. Sometimes this is easier said than done because removing this manually takes some experience related to removing Windows programs manually. One of the best SIMPLE approach to uninstall Avaya one-X® Communicator is to use Advanced Uninstaller PRO. Here are some detailed instructions about how to do this:

1. If you don't have Advanced Uninstaller PRO already installed on your Windows PC, add it. This is good because Advanced Uninstaller PRO is a very potent uninstaller and all around utility to take care of your Windows PC.


  • navigate to Download Link
  • download the program by pressing the green DOWNLOAD NOW button
  • set up Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take your time to admire Advanced Uninstaller PRO's interface and wealth of features available. Advanced Uninstaller PRO is a powerful package of tools.

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

4. Activate the Uninstall Programs tool
Go to Uninstall Programs

5. A list of the applications installed on your computer will appear

6. Navigate the list of applications until you locate Avaya one-X® Communicator or simply click the Search feature and type in "Avaya one-X® Communicator". If it exists on your system the Avaya one-X® Communicator app will be found very quickly. After you select Avaya one-X® Communicator in the list of apps, the following information about the program is made 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.
  • Technical information about the program you want to remove, by pressing the Properties button.
For instance you can see that for Avaya one-X® Communicator:

  • The publisher is:
  • The uninstall string is: MsiExec.exe /X{3805D6BF-B9DF-422B-A9B6-2112CFD15D37}
7. Click the Uninstall button. A confirmation dialog will appear. accept the uninstall by clicking the Uninstall button. Advanced Uninstaller PRO will then remove Avaya one-X® Communicator.
Uninstall Avaya one-X® Communicator

8. After removing Avaya one-X® Communicator, Advanced Uninstaller PRO will offer to run a cleanup. Press Next to proceed with the cleanup. All the items of Avaya one-X® Communicator which have been left behind will be found and you will be able to delete them. By removing Avaya one-X® Communicator with Advanced Uninstaller PRO, you are assured that no Windows registry items, files or directories are left behind on your computer.

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


This page is not a recommendation to remove Avaya one-X® Communicator by Avaya Inc. from your PC, nor are we saying that Avaya one-X® Communicator by Avaya Inc. is not a good software application. This page simply contains detailed info on how to remove Avaya one-X® Communicator in case you decide this is what you want to do. Here you can find registry and disk entries that our application Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' PCs.

2020-07-01 / Written by Dan Armano for Advanced Uninstaller PRO

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Last update on: 2020-07-01 10:58:20.570