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A guide to uninstall Mozilla Firefox (x86 ja) from your PC

This info is about Mozilla Firefox (x86 ja) for Windows. Below you can find details on how to remove it from your PC. It was coded for Windows by Mozilla. You can find out more on Mozilla or check for application updates here. You can see more info about Mozilla Firefox (x86 ja) at . Mozilla Firefox (x86 ja) is usually set up in the C:\Program Files (x86)\Mozilla Firefox directory, subject to the user's option. You can uninstall Mozilla Firefox (x86 ja) 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 be prompted for admin rights. The application's main executable file occupies 618.13 KB (632960 bytes) on disk and is labeled firefox.exe.

Mozilla Firefox (x86 ja) contains of the executables below. They take 7.36 MB (7715432 bytes) on disk.




  • crashhelper.exe (276.13 KB)
  • crashreporter.exe (3.52 MB)
  • default-browser-agent.exe (31.13 KB)
  • firefox.exe (618.13 KB)
  • maintenanceservice.exe (233.63 KB)
  • maintenanceservice_installer.exe (185.04 KB)
  • nmhproxy.exe (570.13 KB)
  • pingsender.exe (68.63 KB)
  • plugin-container.exe (108.63 KB)
  • private_browsing.exe (61.63 KB)
  • updater.exe (400.63 KB)
  • helper.exe (1.35 MB)
...click to view all...

The information on this page is only about version 142.0.1 of Mozilla Firefox (x86 ja). You can find here a few links to other Mozilla Firefox (x86 ja) versions:

...click to view all...
Numerous files, folders and Windows registry data will not be removed when you remove Mozilla Firefox (x86 ja) from your PC.

Folders left behind when you uninstall Mozilla Firefox (x86 ja):
  • C:\Program Files (x86)\Mozilla Firefox

Usually, the following files are left on disk:
  • C:\Program Files (x86)\Mozilla Firefox\AccessibleMarshal.dll
  • C:\Program Files (x86)\Mozilla Firefox\application.ini
  • C:\Program Files (x86)\Mozilla Firefox\browser\omni.ja
  • C:\Program Files (x86)\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_150.png
  • C:\Program Files (x86)\Mozilla Firefox\browser\VisualElements\PrivateBrowsing_70.png
  • C:\Program Files (x86)\Mozilla Firefox\browser\VisualElements\VisualElements_150.png
  • C:\Program Files (x86)\Mozilla Firefox\browser\VisualElements\VisualElements_70.png
  • C:\Program Files (x86)\Mozilla Firefox\crashhelper.exe
  • C:\Program Files (x86)\Mozilla Firefox\crashreporter.exe
  • C:\Program Files (x86)\Mozilla Firefox\default-browser-agent.exe
  • C:\Program Files (x86)\Mozilla Firefox\defaults\pref\channel-prefs.js
  • C:\Program Files (x86)\Mozilla Firefox\dependentlibs.list
  • C:\Program Files (x86)\Mozilla Firefox\firefox.exe
  • C:\Program Files (x86)\Mozilla Firefox\firefox.VisualElementsManifest.xml
  • C:\Program Files (x86)\Mozilla Firefox\fonts\TwemojiMozilla.ttf
  • C:\Program Files (x86)\Mozilla Firefox\freebl3.dll
  • C:\Program Files (x86)\Mozilla Firefox\gkcodecs.dll
  • C:\Program Files (x86)\Mozilla Firefox\gmp-clearkey\0.1\clearkey.dll
  • C:\Program Files (x86)\Mozilla Firefox\gmp-clearkey\0.1\manifest.json
  • C:\Program Files (x86)\Mozilla Firefox\install.log
  • C:\Program Files (x86)\Mozilla Firefox\installation_dir_layout\versioned\InstallationDirLayout.dll
  • C:\Program Files (x86)\Mozilla Firefox\installation_telemetry.json
  • C:\Program Files (x86)\Mozilla Firefox\InstallationDirLayout.dll
  • C:\Program Files (x86)\Mozilla Firefox\lgpllibs.dll
  • C:\Program Files (x86)\Mozilla Firefox\libEGL.dll
  • C:\Program Files (x86)\Mozilla Firefox\libGLESv2.dll
  • C:\Program Files (x86)\Mozilla Firefox\maintenanceservice.exe
  • C:\Program Files (x86)\Mozilla Firefox\maintenanceservice_installer.exe
  • C:\Program Files (x86)\Mozilla Firefox\mozavcodec.dll
  • C:\Program Files (x86)\Mozilla Firefox\mozavutil.dll
  • C:\Program Files (x86)\Mozilla Firefox\mozglue.dll
  • C:\Program Files (x86)\Mozilla Firefox\mozwer.dll
  • C:\Program Files (x86)\Mozilla Firefox\msvcp140.dll
  • C:\Program Files (x86)\Mozilla Firefox\nmhproxy.exe
  • C:\Program Files (x86)\Mozilla Firefox\notificationserver.dll
  • C:\Program Files (x86)\Mozilla Firefox\nss3.dll
  • C:\Program Files (x86)\Mozilla Firefox\omni.ja
  • C:\Program Files (x86)\Mozilla Firefox\onnxruntime.dll
  • C:\Program Files (x86)\Mozilla Firefox\pingsender.exe
  • C:\Program Files (x86)\Mozilla Firefox\platform.ini
  • C:\Program Files (x86)\Mozilla Firefox\plugin-container.exe
  • C:\Program Files (x86)\Mozilla Firefox\postSigningData
  • C:\Program Files (x86)\Mozilla Firefox\precomplete
  • C:\Program Files (x86)\Mozilla Firefox\private_browsing.exe
  • C:\Program Files (x86)\Mozilla Firefox\private_browsing.VisualElementsManifest.xml
  • C:\Program Files (x86)\Mozilla Firefox\removed-files
  • C:\Program Files (x86)\Mozilla Firefox\softokn3.dll
  • C:\Program Files (x86)\Mozilla Firefox\tobedeleted\mozd91ffcdb-643c-44cf-951b-685260308f0a
  • C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe
  • C:\Program Files (x86)\Mozilla Firefox\uninstall\shortcuts_log.ini
  • C:\Program Files (x86)\Mozilla Firefox\uninstall\uninstall.log
  • C:\Program Files (x86)\Mozilla Firefox\updater.exe
  • C:\Program Files (x86)\Mozilla Firefox\updater.ini
  • C:\Program Files (x86)\Mozilla Firefox\update-settings.ini
  • C:\Program Files (x86)\Mozilla Firefox\vcruntime140.dll
  • C:\Program Files (x86)\Mozilla Firefox\wmfclearkey.dll
  • C:\Program Files (x86)\Mozilla Firefox\xul.dll

Registry keys:
  • HKEY_CURRENT_USER\Software\Mozilla\Mozilla Firefox\142.0.1 (x86 ja)
  • HKEY_LOCAL_MACHINE\Software\Mozilla\Mozilla Firefox\142.0.1 (x86 ja)

Open regedit.exe in order to delete the following values:
  • 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 remove Mozilla Firefox (x86 ja) from your PC with Advanced Uninstaller PRO

Mozilla Firefox (x86 ja) is an application offered by Mozilla. Frequently, computer users choose to uninstall this application. Sometimes this can be hard because doing this manually takes some knowledge regarding Windows program uninstallation. The best SIMPLE way to uninstall Mozilla Firefox (x86 ja) 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 Windows system, add it. This is a good step because Advanced Uninstaller PRO is a very potent uninstaller and all around utility to optimize your Windows PC.

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  • navigate to Download Link
  • download the program by clicking on the DOWNLOAD button
  • set up Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take some time to get familiar with Advanced Uninstaller PRO's design and number of features available. Advanced Uninstaller PRO is a very useful Windows optimizer.

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


4. Activate the Uninstall Programs tool
Go to Uninstall Programs


5. All the applications installed on your PC will be made available to you

6. Navigate the list of applications until you locate Mozilla Firefox (x86 ja) or simply click the Search feature and type in "Mozilla Firefox (x86 ja)". If it exists on your system the Mozilla Firefox (x86 ja) application will be found very quickly. After you click Mozilla Firefox (x86 ja) in the list of apps, some data regarding the program is available to you:


  • Safety rating (in the lower left corner). This tells you the opinion other people have regarding Mozilla Firefox (x86 ja), from "Highly recommended" to "Very dangerous".
  • Opinions by other people - Click on the Read reviews button.
  • Technical information regarding the program you want to uninstall, by clicking on the Properties button.
For instance you can see that for Mozilla Firefox (x86 ja):





  • The web site of the application is: https://www.mozilla.org
  • The uninstall string is: C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe
7. Press the Uninstall button. A confirmation dialog will come up. accept the removal by clicking Uninstall. Advanced Uninstaller PRO will remove Mozilla Firefox (x86 ja).
Uninstall Mozilla Firefox (x86 ja)


8. After removing Mozilla Firefox (x86 ja), Advanced Uninstaller PRO will offer to run an additional cleanup. Click Next to proceed with the cleanup. All the items that belong Mozilla Firefox (x86 ja) that have been left behind will be detected and you will be asked if you want to delete them. By removing Mozilla Firefox (x86 ja) with Advanced Uninstaller PRO, you are assured that no Windows registry items, files or directories are left behind on your computer.

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



Disclaimer

This page is not a recommendation to uninstall Mozilla Firefox (x86 ja) by Mozilla from your computer, we are not saying that Mozilla Firefox (x86 ja) by Mozilla is not a good application. This text simply contains detailed instructions on how to uninstall Mozilla Firefox (x86 ja) 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.

2025-09-06 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2025-09-06 08:01:05.287