Application 3CX PhoneSystem

How to uninstall 3CX PhoneSystem from your computer

This web page contains thorough information on how to uninstall 3CX PhoneSystem for Windows. It was coded for Windows by 3CX. Further information on 3CX can be found here. More details about the software 3CX PhoneSystem can be seen at . 3CX PhoneSystem is normally installed in the C:\Program Files\3CX PhoneSystem folder, however this location can differ a lot depending on the user's choice while installing the program. The full uninstall command line for 3CX PhoneSystem is MsiExec.exe /I{72FC98EA-B64B-46CC-8D6D-7DF654F57EF2}. The application's main executable file is titled 3CXPhoneSystem.exe and it has a size of 5.67 MB (5946144 bytes).

3CX PhoneSystem is comprised of the following executables which take 42.94 MB (45023040 bytes) on disk:

  • 3CXAudioProvider.exe (1.14 MB)
  • 3CXBackup.exe (902.78 KB)
  • 3CXCallHistoryService.exe (235.28 KB)
  • 3CXCP.exe (3.15 MB)
  • 3CXFaxServer.exe (2.87 MB)
  • 3CXIvrServer.exe (5.14 MB)
  • 3CXMediaServer.exe (1.74 MB)
  • 3CXPhoneSystem.exe (5.67 MB)
  • 3CXPO.exe (2.86 MB)
  • 3cxServiceStarter.exe (18.78 KB)
  • 3CXSLDBServ.exe (917.78 KB)
  • 3CXTunnel.exe (1.95 MB)
  • 3cxWizard.exe (819.78 KB)
  • CallHistoryUpdater.exe (13.28 KB)
  • CallLogsBackup.exe (14.78 KB)
  • PhoneSystemUpdater.exe (79.28 KB)
  • VCEHost.exe (2.85 MB)
  • WebGuiInterface.exe (2.41 MB)
  • 3CXCompanyDirectoryService.exe (71.78 KB)
  • clusterdb.exe (75.78 KB)
  • createdb.exe (75.28 KB)
  • createlang.exe (80.78 KB)
  • createuser.exe (77.28 KB)
  • dropdb.exe (74.28 KB)
  • droplang.exe (80.78 KB)
  • dropuser.exe (74.28 KB)
  • ecpg.exe (689.28 KB)
  • initdb.exe (149.78 KB)
  • isolationtester.exe (44.28 KB)
  • oid2name.exe (35.78 KB)
  • pgbench.exe (63.28 KB)
  • pg_archivecleanup.exe (37.28 KB)
  • pg_basebackup.exe (92.78 KB)
  • pg_config.exe (73.28 KB)
  • pg_controldata.exe (70.28 KB)
  • pg_ctl.exe (93.78 KB)
  • pg_dump.exe (359.78 KB)
  • pg_dumpall.exe (119.78 KB)
  • pg_isolation_regress.exe (74.28 KB)
  • pg_receivexlog.exe (80.78 KB)
  • pg_regress.exe (74.28 KB)
  • pg_regress_ecpg.exe (74.78 KB)
  • pg_resetxlog.exe (78.28 KB)
  • pg_restore.exe (172.28 KB)
  • pg_standby.exe (40.78 KB)
  • pg_test_fsync.exe (42.28 KB)
  • pg_test_timing.exe (29.78 KB)
  • pg_upgrade.exe (118.78 KB)
  • postgres.exe (5.27 MB)
  • psql.exe (410.78 KB)
  • reindexdb.exe (77.28 KB)
  • vacuumdb.exe (54.78 KB)
  • vacuumlo.exe (35.28 KB)
  • zic.exe (76.78 KB)
  • 3cxBinLogViewer.exe (398.78 KB)
  • abyssws.exe (724.28 KB)
  • FCGIDotNet_4_0_x64.exe (41.28 KB)
  • 3CXProcessRunner.exe (12.78 KB) to view all...

The information on this page is only about version 12.5.42341.999 of 3CX PhoneSystem. Click on the links below for other 3CX PhoneSystem versions: to view all...
Following the uninstall process, the application leaves some files behind on the PC. Part_A few of these are listed below.

You should delete the folders below after you uninstall 3CX PhoneSystem:
  • C:\Program Files\3CX PhoneSystem

Files remaining:
  • C:\Program Files\3CX PhoneSystem\3cx_arrow.ico
  • C:\Program Files\3CX PhoneSystem\Bin\3CXAudioProvider.exe
  • C:\Program Files\3CX PhoneSystem\Bin\3CXBackup.exe
  • C:\Program Files\3CX PhoneSystem\Bin\3CXCallHistoryService.exe

Registry keys:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\AE89CF27B46BCC64D8D6D76F455FE72F
  • HKEY_LOCAL_MACHINE\Software\Wow6432Node\3CX\PhoneSystem

Use regedit.exe to remove the following additional registry values from the Windows Registry:
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\Folders\C:\Program Files\3CX PhoneSystem\
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Components\03F52DBF67D786647AA3ACDE1BE7443F\AE89CF27B46BCC64D8D6D76F455FE72F
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Components\05CD9955132F4064087F5AFFB0849366\AE89CF27B46BCC64D8D6D76F455FE72F
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Components\05CECBC06E8A8574392B4530A330888C\AE89CF27B46BCC64D8D6D76F455FE72F

A way to uninstall 3CX PhoneSystem with Advanced Uninstaller PRO

3CX PhoneSystem is a program released by the software company 3CX. Sometimes, people try to erase this program. This is efortful because uninstalling this manually requires some skill related to removing Windows applications by hand. One of the best EASY way to erase 3CX PhoneSystem 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 on your system, add it. This is a good step because Advanced Uninstaller PRO is a very useful uninstaller and general tool to clean your system.


  • navigate to Download Link
  • download the setup by pressing the DOWNLOAD button
  • install Advanced Uninstaller PRO
2. Run Advanced Uninstaller PRO. It's recommended to take your time to get familiar with the program's design and wealth of functions available. Advanced Uninstaller PRO is a very useful program.

3. Press the General Tools button
Go to General Tools

4. Activate the Uninstall Programs feature
Go to Uninstall Programs

5. A list of the programs existing on the computer will be shown to you

6. Scroll the list of programs until you locate 3CX PhoneSystem or simply activate the Search field and type in "3CX PhoneSystem". The 3CX PhoneSystem app will be found automatically. When you click 3CX PhoneSystem in the list of applications, the following data regarding the application is available to you:

  • Star rating (in the lower left corner). This explains the opinion other people have regarding 3CX PhoneSystem, ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other people - Press the Read reviews button.
  • Details regarding the application you are about to uninstall, by pressing the Properties button.
For instance you can see that for 3CX PhoneSystem:

  • The web site of the program is:
  • The uninstall string is: MsiExec.exe /I{72FC98EA-B64B-46CC-8D6D-7DF654F57EF2}
7. Press the Uninstall button. A confirmation dialog will show up. Confirm the removal by clicking the Uninstall button. Advanced Uninstaller PRO will uninstall 3CX PhoneSystem.
Uninstall 3CX PhoneSystem

8. After uninstalling 3CX PhoneSystem, Advanced Uninstaller PRO will ask you to run an additional cleanup. Press Next to go ahead with the cleanup. All the items that belong 3CX PhoneSystem which have been left behind will be found and you will be able to delete them. By uninstalling 3CX PhoneSystem with Advanced Uninstaller PRO, you can be sure that no registry entries, files or directories are left behind on your PC.

Your PC will remain clean, speedy and able to take on new tasks.

Geographical user distribution

  • Windows 8.1 (6.3)
Software Application


The text above is not a recommendation to uninstall 3CX PhoneSystem by 3CX from your PC, nor are we saying that 3CX PhoneSystem by 3CX is not a good application for your computer. This page simply contains detailed info on how to uninstall 3CX PhoneSystem in case you want to. The information above contains registry and disk entries that Advanced Uninstaller PRO stumbled upon and classified as "leftovers" on other users' computers.

2015-07-15 / Written by Andreea Kartman for Advanced Uninstaller PRO

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Last update on: 2015-07-15 12:36:46.250