Sibelius Sibelius

A guide to uninstall Sibelius from your PC

This web page is about Sibelius for Windows. Here you can find details on how to uninstall it from your computer. The Windows release was developed by Avid Technology. Go over here where you can read more on Avid Technology. You can get more details related to Sibelius at . The application is often installed in the C:\Program Files\Avid\Sibelius folder. Take into account that this location can differ being determined by the user's preference. The entire uninstall command line for Sibelius is MsiExec.exe /X{6420DC80-3BCF-4C96-A209-B0C5D26E140D}. Sibelius.exe is the Sibelius's primary executable file and it takes approximately 63.86 MB (66967032 bytes) on disk.

Sibelius contains of the executables below. They take 64.85 MB (68000752 bytes) on disk.

  • AvidCrashReporter.exe (454.00 KB)
  • AvidInspector.exe (33.00 KB)
  • RegTool.exe (476.99 KB)
  • Report.exe (45.50 KB)
  • Sibelius.exe (63.86 MB)

This info is about Sibelius version alone. You can find below info on other application versions of Sibelius: to view all...
When you're planning to uninstall Sibelius you should check if the following data is left behind on your PC.

Folders found on disk after you uninstall Sibelius from your computer:
  • C:\Program Files\Avid\Sibelius
  • C:\Users\UserName\AppData\Roaming\Avid\Sibelius

The files below are left behind on your disk by Sibelius when you uninstall it:
  • C:\Program Files\Avid\Sibelius\dbghelp.dll
  • C:\Program Files\Avid\Sibelius\IssProc.dll
  • C:\Program Files\Avid\Sibelius\IssProcLanguage.ini
  • C:\Program Files\Avid\Sibelius\Licenses\LICENSE.pdf
  • C:\Program Files\Avid\Sibelius\Licenses\ThirdParty\license.txt
  • C:\Program Files\Avid\Sibelius\MP3.dll
  • C:\Program Files\Avid\Sibelius\phonon_backend\phonon_ds94.dll
  • C:\Program Files\Avid\Sibelius\phonon4.dll
  • C:\Program Files\Avid\Sibelius\PlogueEngine_x64.dll
  • C:\Program Files\Avid\Sibelius\portaudio_x64.dll
  • C:\Program Files\Avid\Sibelius\QtCore4.dll
  • C:\Program Files\Avid\Sibelius\QtGui4.dll
  • C:\Program Files\Avid\Sibelius\QtNetwork4.dll
  • C:\Program Files\Avid\Sibelius\qtplugins\accessible\qtaccessiblewidgets4.dll
  • C:\Program Files\Avid\Sibelius\qtplugins\imageformats\qgif4.dll
  • C:\Program Files\Avid\Sibelius\qtplugins\imageformats\qjpeg4.dll
  • C:\Program Files\Avid\Sibelius\qtplugins\imageformats\qsvg4.dll
  • C:\Program Files\Avid\Sibelius\qtplugins\imageformats\qtiff4.dll
  • C:\Program Files\Avid\Sibelius\QtScript4.dll
  • C:\Program Files\Avid\Sibelius\QtSvg4.dll
  • C:\Program Files\Avid\Sibelius\QtTest4.dll
  • C:\Program Files\Avid\Sibelius\QtWebKit4.dll
  • C:\Program Files\Avid\Sibelius\QtXml4.dll
  • C:\Program Files\Avid\Sibelius\QtXmlPatterns4.dll
  • C:\Program Files\Avid\Sibelius\RegTool.exe
  • C:\Program Files\Avid\Sibelius\Report.exe
  • C:\Program Files\Avid\Sibelius\SARILib.dll
  • C:\Program Files\Avid\Sibelius\Sibelius Rewire Device_x64.dll
  • C:\Program Files\Avid\Sibelius\Sibelius.exe
  • C:\Program Files\Avid\Sibelius\taglib.dll
  • C:\Program Files\Avid\Sibelius\UnifiedLibrary.xml
  • C:\Users\UserName\AppData\Local\Downloaded Installations\{F4DAE4C3-D14B-4799-8080-3B7874C92AE5}\Sibelius.msi
  • C:\Users\UserName\AppData\Roaming\Microsoft\Windows\Recent\Avid Sibelius 8.3.0 Build 62 Multilingual + Crack [SadeemPC].lnk
  • C:\Users\UserName\AppData\Roaming\Microsoft\Windows\Recent\Sibelius.lnk

You will find in the Windows Registry that the following keys will not be cleaned; remove them one by one using regedit.exe:
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Sibelius Software|Sibelius 6|ExtendedUI.dll
  • HKEY_CLASSES_ROOT\Installer\Assemblies\C:|Program Files (x86)|Sibelius Software|Sibelius 6|IdeasOrganiser_Win.dll
  • HKEY_CURRENT_USER\Software\Avid\Sibelius
  • HKEY_CURRENT_USER\Software\Trolltech\OrganizationDefaults\Qt Factory Cache 4.8\com.trolltech.Qt.QImageIOHandlerFactoryInterface:\C:\Program Files\Avid\Sibelius
  • HKEY_CURRENT_USER\Software\Trolltech\OrganizationDefaults\Qt Plugin Cache 4.8.false\C:\Program Files\Avid\Sibelius
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\8DB2C32682B189F45B879E1D93282796

Registry values that are not removed from your PC:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Installer\Products\8DB2C32682B189F45B879E1D93282796\ProductName

How to uninstall Sibelius from your computer with Advanced Uninstaller PRO

Sibelius is an application marketed by Avid Technology. Frequently, users decide to uninstall this application. This is efortful because removing this manually requires some skill related to PCs. One of the best SIMPLE approach to uninstall Sibelius 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 PC, add it. This is a good step because Advanced Uninstaller PRO is an efficient uninstaller and general utility to maximize the performance of your computer.


  • navigate to Download Link
  • download the program by clicking on the DOWNLOAD button
  • install Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. Take your time to get familiar with Advanced Uninstaller PRO's design and wealth of functions available. Advanced Uninstaller PRO is a very good system optimizer.

3. Press the General Tools category
Go to General Tools

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

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

6. Scroll the list of programs until you find Sibelius or simply click the Search feature and type in "Sibelius". If it is installed on your PC the Sibelius program will be found very quickly. Notice that after you select Sibelius in the list of programs, the following information about the program is available to you:

  • Star rating (in the left lower corner). This tells you the opinion other people have about Sibelius, ranging from "Highly recommended" to "Very dangerous".
  • Opinions by other people - Press the Read reviews button.
  • Technical information about the app you are about to remove, by clicking on the Properties button.
For example you can see that for Sibelius:

  • The publisher is:
  • The uninstall string is: MsiExec.exe /X{6420DC80-3BCF-4C96-A209-B0C5D26E140D}
7. Click the Uninstall button. A confirmation page will show up. accept the uninstall by pressing the Uninstall button. Advanced Uninstaller PRO will remove Sibelius.
Uninstall Sibelius

8. After uninstalling Sibelius, Advanced Uninstaller PRO will ask you to run a cleanup. Press Next to go ahead with the cleanup. All the items that belong Sibelius that have been left behind will be detected and you will be asked if you want to delete them. By uninstalling Sibelius with Advanced Uninstaller PRO, you can be sure that no registry entries, files or folders are left behind on your computer.

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

Geographical user distribution

  • 10.0
  • Windows 8.1 (6.3)
  • Windows 7 (6.1)
  • Windows Vista (6.0)
Software Application


The text above is not a piece of advice to uninstall Sibelius by Avid Technology from your PC, we are not saying that Sibelius by Avid Technology is not a good application. This page simply contains detailed info on how to uninstall Sibelius supposing you want to. The information above contains registry and disk entries that Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2016-07-01 / Written by Andreea Kartman for Advanced Uninstaller PRO

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Last update on: 2016-07-01 11:30:10.393