Mozilla Firefox (3.6.12) Mozilla Firefox (3.6.12)

A guide to uninstall Mozilla Firefox (3.6.12) from your computer

Mozilla Firefox (3.6.12) is a computer program. This page holds details on how to uninstall it from your computer. It was developed for Windows by Mozilla. More information about Mozilla can be seen here. More details about the app Mozilla Firefox (3.6.12) can be found at . The program is usually installed in the C:\Program Files (x86)\Mozilla Firefox directory (same installation drive as Windows). C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe is the full command line if you want to uninstall Mozilla Firefox (3.6.12). The application's main executable file has a size of 890.96 KB (912344 bytes) on disk and is labeled firefox.exe.

The executables below are part of Mozilla Firefox (3.6.12). They occupy an average of 1.75 MB (1835584 bytes) on disk.

  • crashreporter.exe (104.96 KB)
  • firefox.exe (890.96 KB)
  • plugin-container.exe (16.46 KB)
  • updater.exe (239.46 KB)
  • helper.exe (540.72 KB)

The information on this page is only about version 3.6.12 of Mozilla Firefox (3.6.12). Some files, folders and registry entries will be left behind when you are trying to remove Mozilla Firefox (3.6.12) from your computer.

You should delete the folders below after you uninstall Mozilla Firefox (3.6.12):
  • C:\Program Files (x86)\Mozilla Firefox
  • C:\Users\UserName\AppData\Local\Mozilla\Firefox
  • C:\Users\UserName\AppData\Roaming\Mozilla\Firefox

The files below were left behind on your disk when you remove Mozilla Firefox (3.6.12):
  • C:\Program Files (x86)\Mozilla Firefox\AccessibleMarshal.dll
  • C:\Program Files (x86)\Mozilla Firefox\application.ini
  • C:\Program Files (x86)\Mozilla Firefox\blocklist.xml
  • C:\Program Files (x86)\Mozilla Firefox\
  • C:\Program Files (x86)\Mozilla Firefox\chrome\browser.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\browser.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\classic.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\classic.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\comm.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\comm.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\en-US.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\en-US.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\pippki.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\pippki.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\reporter.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\reporter.manifest
  • C:\Program Files (x86)\Mozilla Firefox\chrome\toolkit.jar
  • C:\Program Files (x86)\Mozilla Firefox\chrome\toolkit.manifest
  • C:\Program Files (x86)\Mozilla Firefox\components\browser.xpt
  • C:\Program Files (x86)\Mozilla Firefox\components\browserdirprovider.dll
  • C:\Program Files (x86)\Mozilla Firefox\components\brwsrcmp.dll
  • C:\Program Files (x86)\Mozilla Firefox\components\components.list
  • C:\Program Files (x86)\Mozilla Firefox\components\FeedConverter.js
  • C:\Program Files (x86)\Mozilla Firefox\components\FeedProcessor.js
  • C:\Program Files (x86)\Mozilla Firefox\components\FeedWriter.js
  • C:\Program Files (x86)\Mozilla Firefox\components\fuelApplication.js
  • C:\Program Files (x86)\Mozilla Firefox\components\GPSDGeolocationProvider.js
  • C:\Program Files (x86)\Mozilla Firefox\components\jsconsole-clhandler.js
  • C:\Program Files (x86)\Mozilla Firefox\components\NetworkGeolocationProvider.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsAddonRepository.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsBadCertHandler.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsBlocklistService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsBrowserContentHandler.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsBrowserGlue.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsContentDispatchChooser.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsContentPrefService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsDefaultCLH.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsDownloadManagerUI.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsExtensionManager.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsFormAutoComplete.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsHandlerService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsHelperAppDlg.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsINIProcessor.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsLivemarkService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsLoginInfo.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsLoginManager.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsLoginManagerPrompter.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsMicrosummaryService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsPlacesAutoComplete.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsPlacesDBFlush.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsPlacesTransactionsService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsPrivateBrowsingService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsProxyAutoConfig.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSafebrowsingApplication.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSearchService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSearchSuggestions.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSessionStartup.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSessionStore.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSetDefaultBrowser.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsSidebar.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsTaggingService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsTryToClose.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsUpdateService.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsUpdateServiceStub.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsUpdateTimerManager.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsUrlClassifierLib.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsUrlClassifierListManager.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsURLFormatter.js
  • C:\Program Files (x86)\Mozilla Firefox\components\nsWebHandlerApp.js
  • C:\Program Files (x86)\Mozilla Firefox\components\pluginGlue.js
  • C:\Program Files (x86)\Mozilla Firefox\components\storage-Legacy.js
  • C:\Program Files (x86)\Mozilla Firefox\components\storage-mozStorage.js
  • C:\Program Files (x86)\Mozilla Firefox\components\txEXSLTRegExFunctions.js
  • C:\Program Files (x86)\Mozilla Firefox\components\WebContentConverter.js
  • C:\Program Files (x86)\Mozilla Firefox\crashreporter.exe
  • C:\Program Files (x86)\Mozilla Firefox\crashreporter.ini
  • C:\Program Files (x86)\Mozilla Firefox\crashreporter-override.ini
  • C:\Program Files (x86)\Mozilla Firefox\defaults\autoconfig\platform.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\autoconfig\prefcalls.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\channel-prefs.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\firefox.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\firefox-branding.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\firefox-l10n.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\reporter.js
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\bookmarks.html
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\chrome\userChrome-example.css
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\chrome\userContent-example.css
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\localstore.rdf
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\mimeTypes.rdf
  • C:\Program Files (x86)\Mozilla Firefox\defaults\profile\prefs.js
  • C:\Program Files (x86)\Mozilla Firefox\dependentlibs.list
  • C:\Program Files (x86)\Mozilla Firefox\dictionaries\en-US.aff
  • C:\Program Files (x86)\Mozilla Firefox\dictionaries\en-US.dic
  • C:\Program Files (x86)\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\icon.png
  • C:\Program Files (x86)\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\install.rdf
  • C:\Program Files (x86)\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\preview.png
  • C:\Program Files (x86)\Mozilla Firefox\firefox.exe
  • C:\Program Files (x86)\Mozilla Firefox\freebl3.chk
  • C:\Program Files (x86)\Mozilla Firefox\freebl3.dll
  • C:\Program Files (x86)\Mozilla Firefox\greprefs\all.js

You will find in the Windows Registry that the following keys will not be cleaned; remove them one by one using regedit.exe:
  • HKEY_CURRENT_USER\Software\Mozilla\Firefox
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\Mozilla Firefox (3.6.12)
  • HKEY_LOCAL_MACHINE\Software\Mozilla\Firefox
  • HKEY_LOCAL_MACHINE\Software\Mozilla\Mozilla Firefox

Use regedit.exe to delete the following additional values from the Windows Registry:
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files (x86)\Mozilla Firefox\firefox.exe.ApplicationCompany
  • HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\Shell\MuiCache\C:\Program Files (x86)\Mozilla Firefox\firefox.exe.FriendlyAppName

How to delete Mozilla Firefox (3.6.12) from your computer with the help of Advanced Uninstaller PRO

Mozilla Firefox (3.6.12) is an application marketed by Mozilla. Some people decide to remove this application. Sometimes this is difficult because performing this manually requires some experience regarding Windows internal functioning. One of the best EASY approach to remove Mozilla Firefox (3.6.12) is to use Advanced Uninstaller PRO. Here is how to do this:

1. If you don't have Advanced Uninstaller PRO on your Windows system, add it. This is a good step because Advanced Uninstaller PRO is one of the best uninstaller and all around tool to take care of your Windows system.


2. Start Advanced Uninstaller PRO. Take some time to get familiar with Advanced Uninstaller PRO's interface and wealth of features available. Advanced Uninstaller PRO is a powerful Windows optimizer.

3. Press the General Tools button
Go to General Tools

4. Activate the Uninstall Programs feature
Go to Uninstall Programs

5. All the programs existing on the PC will appear

6. Navigate the list of programs until you find Mozilla Firefox (3.6.12) or simply click the Search feature and type in "Mozilla Firefox (3.6.12)". The Mozilla Firefox (3.6.12) program will be found automatically. After you select Mozilla Firefox (3.6.12) in the list of applications, the following data regarding the program is available to you:

  • Star rating (in the lower left corner). The star rating tells you the opinion other users have regarding Mozilla Firefox (3.6.12), from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Press the Read reviews button.
  • Details regarding the application you are about to remove, by clicking on the Properties button.
For instance you can see that for Mozilla Firefox (3.6.12):

  • The web site of the application is:
  • The uninstall string is: C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe
7. Click the Uninstall button. A confirmation dialog will show up. accept the uninstall by pressing the Uninstall button. Advanced Uninstaller PRO will automatically remove Mozilla Firefox (3.6.12).
Uninstall Mozilla Firefox (3.6.12)

8. After removing Mozilla Firefox (3.6.12), Advanced Uninstaller PRO will ask you to run a cleanup. Click Next to proceed with the cleanup. All the items of Mozilla Firefox (3.6.12) that have been left behind will be found and you will be able to delete them. By uninstalling Mozilla Firefox (3.6.12) with Advanced Uninstaller PRO, you can be sure that no Windows registry items, files or folders are left behind on your PC.

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


Geographical user distribution

  • Windows 8.1 (6.3)
  • Windows 7 (6.1)
  • Windows XP (5.1)
  • 10.0
  • Windows Server 2003 (5.2)
  • Windows Vista (6.0)
  • Windows 8 (6.2)
Software Application


This page is not a recommendation to uninstall Mozilla Firefox (3.6.12) by Mozilla from your computer, we are not saying that Mozilla Firefox (3.6.12) by Mozilla is not a good application for your PC. This text simply contains detailed info on how to uninstall Mozilla Firefox (3.6.12) supposing 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.

2016-06-20 / Written by Andreea Kartman for Advanced Uninstaller PRO

follow @DeeaKartman
Last update on: 2016-06-20 00:11:23.497