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

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

This web page is about Avaya one-X® Communicator for Windows. Below you can find details on how to remove it from your PC. It was coded for Windows by Avaya Inc.. Open here where you can find out more on Avaya Inc.. More data about the program Avaya one-X® Communicator can be found at . Avaya one-X® Communicator is typically set up in the C:\Program Files (x86)\Avaya\Avaya one-X Communicator folder, but this location can vary a lot depending on the user's option while installing the application. The entire uninstall command line for Avaya one-X® Communicator is MsiExec.exe /X{E886E22C-A4AE-4AF4-B971-8B5B0F0EE64A}. Avaya one-X® Communicator's primary file takes about 1.41 MB (1476456 bytes) and is called onexcui.exe.

The following executables are incorporated in Avaya one-X® Communicator. They take 1.46 MB (1535608 bytes) on disk.

  • onexcui.exe (1.41 MB)
  • CertMgr.Exe (57.77 KB)

This data is about Avaya one-X® Communicator version alone. Click on the links below for other Avaya one-X® Communicator versions: to view all...
Some files and registry entries are frequently left behind when you uninstall Avaya one-X® Communicator.

Check for and delete the following files from your disk when you uninstall Avaya one-X® Communicator:
  • C:\Windows\Installer\{E886E22C-A4AE-4AF4-B971-8B5B0F0EE64A}\ARPPRODUCTICON.exe

Registry that is not uninstalled:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C22E688EEA4A4FA49B17B8B5F0E06EA4
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\{E886E22C-A4AE-4AF4-B971-8B5B0F0EE64A}

Registry values that are not removed from your computer:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\C22E688EEA4A4FA49B17B8B5F0E06EA4\ProductName

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

Avaya one-X® Communicator is a program offered by the software company Avaya Inc.. Some computer users decide to remove this application. This can be easier said than done because performing this by hand takes some skill regarding Windows internal functioning. One of the best SIMPLE practice to remove Avaya one-X® Communicator is to use Advanced Uninstaller PRO. Here is how to do this:

1. If you don't have Advanced Uninstaller PRO already installed on your PC, install it. This is a good step because Advanced Uninstaller PRO is a very useful uninstaller and general utility to clean your PC.


  • navigate to Download Link
  • download the program by clicking on the DOWNLOAD NOW button
  • install Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take your time to admire the program's interface and number of tools available. Advanced Uninstaller PRO is a very useful system utility.

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

4. Click on the Uninstall Programs feature
Go to Uninstall Programs

5. A list of the applications existing on your PC will be made available to you

6. Scroll the list of applications 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 automatically. Notice that after you click Avaya one-X® Communicator in the list of applications, the following information about the program is made available to you:

  • Safety rating (in the left lower corner). This tells you the opinion other people have about Avaya one-X® Communicator, ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Click on the Read reviews button.
  • Technical information about the program you are about to uninstall, by clicking on 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{E886E22C-A4AE-4AF4-B971-8B5B0F0EE64A}
7. Press the Uninstall button. A confirmation window will appear. Confirm the removal by pressing Uninstall. Advanced Uninstaller PRO will automatically 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. Press Next to start 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 using Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or directories are left behind on your system.

Your Windows computer will remain clean, speedy and ready to serve you properly.

Geographical user distribution

  • Windows 7 (6.1)
  • 10.0
  • Windows 8.1 (6.3)
Software Application


This page is not a piece of advice to uninstall Avaya one-X® Communicator by Avaya Inc. from your computer, nor are we saying that Avaya one-X® Communicator by Avaya Inc. is not a good application. This text simply contains detailed info on how to uninstall Avaya one-X® Communicator in case you decide this is what you want to do. The information above contains registry and disk entries that our application Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' PCs.

2019-02-04 / Written by Daniel Statescu for Advanced Uninstaller PRO

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Last update on: 2019-02-04 12:22:44.633