Mozilla Firefox 4.0.1 (x86 en-US) Mozilla Firefox 4.0.1 (x86 en-US)

A way to uninstall Mozilla Firefox 4.0.1 (x86 en-US) from your PC

You can find below details on how to remove Mozilla Firefox 4.0.1 (x86 en-US) for Windows. It was developed for Windows by Mozilla. You can find out more on Mozilla or check for application updates here. More details about Mozilla Firefox 4.0.1 (x86 en-US) can be seen at . The program is often found in the C:\Program Files (x86)\Mozilla Firefox folder. Keep in mind that this location can differ depending on the user's preference. You can uninstall Mozilla Firefox 4.0.1 (x86 en-US) by clicking on the Start menu of Windows and pasting the command line C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe. Keep in mind that you might get a notification for administrator rights. firefox.exe is the Mozilla Firefox 4.0.1 (x86 en-US)'s primary executable file and it occupies approximately 902.96 KB (924632 bytes) on disk.

The following executables are contained in Mozilla Firefox 4.0.1 (x86 en-US). They take 1.95 MB (2040152 bytes) on disk.

  • crashreporter.exe (122.96 KB)
  • firefox.exe (902.96 KB)
  • plugin-container.exe (16.46 KB)
  • updater.exe (254.96 KB)
  • helper.exe (694.99 KB)

The information on this page is only about version 4.0.1 of Mozilla Firefox 4.0.1 (x86 en-US). After the uninstall process, the application leaves leftovers on the computer. Some of these are shown below.

You should delete the folders below after you uninstall Mozilla Firefox 4.0.1 (x86 en-US):
  • C:\Program Files\Mozilla Firefox

Files remaining:
  • C:\Program Files\Mozilla Firefox\AccessibleMarshal.dll
  • C:\Program Files\Mozilla Firefox\application.ini
  • C:\Program Files\Mozilla Firefox\blocklist.xml
  • C:\Program Files\Mozilla Firefox\chrome.manifest
  • C:\Program Files\Mozilla Firefox\components\binary.manifest
  • C:\Program Files\Mozilla Firefox\components\browsercomps.dll
  • C:\Program Files\Mozilla Firefox\crashreporter.exe
  • C:\Program Files\Mozilla Firefox\crashreporter.ini
  • C:\Program Files\Mozilla Firefox\crashreporter-override.ini
  • C:\Program Files\Mozilla Firefox\D3DCompiler_42.dll
  • C:\Program Files\Mozilla Firefox\d3dx9_42.dll
  • C:\Program Files\Mozilla Firefox\defaults\pref\channel-prefs.js
  • C:\Program Files\Mozilla Firefox\dependentlibs.list
  • C:\Program Files\Mozilla Firefox\dictionaries\en-US.aff
  • C:\Program Files\Mozilla Firefox\dictionaries\en-US.dic
  • C:\Program Files\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\icon.png
  • C:\Program Files\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\install.rdf
  • C:\Program Files\Mozilla Firefox\extensions\{972ce4c6-7e08-4474-a285-3208198ce6fd}\preview.png
  • C:\Program Files\Mozilla Firefox\firefox.exe
  • C:\Program Files\Mozilla Firefox\freebl3.chk
  • C:\Program Files\Mozilla Firefox\freebl3.dll
  • C:\Program Files\Mozilla Firefox\install.log
  • C:\Program Files\Mozilla Firefox\libEGL.dll
  • C:\Program Files\Mozilla Firefox\libGLESv2.dll
  • C:\Program Files\Mozilla Firefox\mozalloc.dll
  • C:\Program Files\Mozilla Firefox\mozcpp19.dll
  • C:\Program Files\Mozilla Firefox\mozcrt19.dll
  • C:\Program Files\Mozilla Firefox\mozjs.dll
  • C:\Program Files\Mozilla Firefox\mozsqlite3.dll
  • C:\Program Files\Mozilla Firefox\nspr4.dll
  • C:\Program Files\Mozilla Firefox\nss3.dll
  • C:\Program Files\Mozilla Firefox\nssckbi.dll
  • C:\Program Files\Mozilla Firefox\nssdbm3.chk
  • C:\Program Files\Mozilla Firefox\nssdbm3.dll
  • C:\Program Files\Mozilla Firefox\nssutil3.dll
  • C:\Program Files\Mozilla Firefox\omni.jar
  • C:\Program Files\Mozilla Firefox\platform.ini
  • C:\Program Files\Mozilla Firefox\plc4.dll
  • C:\Program Files\Mozilla Firefox\plds4.dll
  • C:\Program Files\Mozilla Firefox\plugin-container.exe
  • C:\Program Files\Mozilla Firefox\README.txt
  • C:\Program Files\Mozilla Firefox\removed-files
  • C:\Program Files\Mozilla Firefox\searchplugins\amazondotcom.xml
  • C:\Program Files\Mozilla Firefox\searchplugins\bing.xml
  • C:\Program Files\Mozilla Firefox\searchplugins\eBay.xml
  • C:\Program Files\Mozilla Firefox\searchplugins\google.xml
  • C:\Program Files\Mozilla Firefox\searchplugins\wikipedia.xml
  • C:\Program Files\Mozilla Firefox\searchplugins\yahoo.xml
  • C:\Program Files\Mozilla Firefox\smime3.dll
  • C:\Program Files\Mozilla Firefox\softokn3.chk
  • C:\Program Files\Mozilla Firefox\softokn3.dll
  • C:\Program Files\Mozilla Firefox\ssl3.dll
  • C:\Program Files\Mozilla Firefox\uninstall\helper.exe
  • C:\Program Files\Mozilla Firefox\uninstall\shortcuts_log.ini
  • C:\Program Files\Mozilla Firefox\uninstall\uninstall.log
  • C:\Program Files\Mozilla Firefox\update.locale
  • C:\Program Files\Mozilla Firefox\updater.exe
  • C:\Program Files\Mozilla Firefox\updater.ini
  • C:\Program Files\Mozilla Firefox\xpcom.dll
  • C:\Program Files\Mozilla Firefox\xul.dll

You will find in the Windows Registry that the following keys will not be uninstalled; remove them one by one using regedit.exe:
  • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\Mozilla Firefox 4.0.1 (x86 en-US)
  • HKEY_LOCAL_MACHINE\Software\Mozilla\Mozilla Firefox\4.0.1 (en-US)

How to remove Mozilla Firefox 4.0.1 (x86 en-US) using Advanced Uninstaller PRO

Mozilla Firefox 4.0.1 (x86 en-US) is an application by the software company Mozilla. Sometimes, computer users choose to erase it. Sometimes this can be hard because performing this manually requires some skill regarding removing Windows programs manually. The best EASY approach to erase Mozilla Firefox 4.0.1 (x86 en-US) is to use Advanced Uninstaller PRO. Take the following steps on how to do this:

1. If you don't have Advanced Uninstaller PRO on your system, install it. This is good because Advanced Uninstaller PRO is a very efficient uninstaller and all around utility to optimize your PC.


2. Start Advanced Uninstaller PRO. Take some time to admire Advanced Uninstaller PRO's design and number of tools available. Advanced Uninstaller PRO is a powerful PC management program.

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

4. Press the Uninstall Programs tool
Go to Uninstall Programs

5. All the applications existing on the computer will be made available to you

6. Scroll the list of applications until you find Mozilla Firefox 4.0.1 (x86 en-US) or simply click the Search feature and type in "Mozilla Firefox 4.0.1 (x86 en-US)". If it is installed on your PC the Mozilla Firefox 4.0.1 (x86 en-US) program will be found very quickly. After you click Mozilla Firefox 4.0.1 (x86 en-US) in the list of apps, the following data regarding the program is available to you:

  • Safety rating (in the lower left corner). The star rating explains the opinion other users have regarding Mozilla Firefox 4.0.1 (x86 en-US), ranging from "Highly recommended" to "Very dangerous".
  • Opinions by other users - Click on the Read reviews button.
  • Technical information regarding the app you are about to uninstall, by pressing the Properties button.
For example you can see that for Mozilla Firefox 4.0.1 (x86 en-US):

  • The web site of the program 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. Confirm the removal by clicking the Uninstall button. Advanced Uninstaller PRO will uninstall Mozilla Firefox 4.0.1 (x86 en-US).
Uninstall Mozilla Firefox 4.0.1 (x86 en-US)

8. After uninstalling Mozilla Firefox 4.0.1 (x86 en-US), Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to perform the cleanup. All the items that belong Mozilla Firefox 4.0.1 (x86 en-US) which have been left behind will be found and you will be asked if you want to delete them. By removing Mozilla Firefox 4.0.1 (x86 en-US) using Advanced Uninstaller PRO, you can be sure that no registry entries, files or folders are left behind on your computer.

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


Geographical user distribution

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


This page is not a piece of advice to uninstall Mozilla Firefox 4.0.1 (x86 en-US) by Mozilla from your computer, nor are we saying that Mozilla Firefox 4.0.1 (x86 en-US) by Mozilla is not a good application for your PC. This page only contains detailed instructions on how to uninstall Mozilla Firefox 4.0.1 (x86 en-US) supposing you want to. Here you can find registry and disk entries that other software left behind and Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2016-06-20 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2016-06-20 05:34:36.970