Mozilla Firefox 21.0 (x86 sl) Mozilla Firefox 21.0 (x86 sl)

How to uninstall Mozilla Firefox 21.0 (x86 sl) from your computer

You can find on this page details on how to uninstall Mozilla Firefox 21.0 (x86 sl) for Windows. It was coded for Windows by Mozilla. Open here where you can read more on Mozilla. Please open if you want to read more on Mozilla Firefox 21.0 (x86 sl) on Mozilla's web page. Mozilla Firefox 21.0 (x86 sl) is normally installed in the C:\Program Files (x86)\Mozilla Firefox directory, subject to the user's option. You can remove Mozilla Firefox 21.0 (x86 sl) 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 receive a notification for administrator rights. firefox.exe is the programs's main file and it takes close to 898.90 KB (920472 bytes) on disk.

The executable files below are installed along with Mozilla Firefox 21.0 (x86 sl). They take about 2.67 MB (2798104 bytes) on disk.

  • crashreporter.exe (113.40 KB)
  • firefox.exe (898.90 KB)
  • maintenanceservice.exe (114.40 KB)
  • maintenanceservice_installer.exe (189.28 KB)
  • plugin-container.exe (16.90 KB)
  • plugin-hang-ui.exe (25.90 KB)
  • updater.exe (265.90 KB)
  • webapp-uninstaller.exe (166.24 KB)
  • webapprt-stub.exe (94.40 KB)
  • helper.exe (847.21 KB) to view all...

The current page applies to Mozilla Firefox 21.0 (x86 sl) version 21.0 alone.

A way to remove Mozilla Firefox 21.0 (x86 sl) from your computer with the help of Advanced Uninstaller PRO

Mozilla Firefox 21.0 (x86 sl) is an application released by the software company Mozilla. Frequently, people decide to remove it. Sometimes this is efortful because removing this by hand takes some experience regarding Windows program uninstallation. The best SIMPLE way to remove Mozilla Firefox 21.0 (x86 sl) is to use Advanced Uninstaller PRO. Here is 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 useful uninstaller and all around tool to optimize your system.


  • visit Download Link
  • download the program by pressing the green DOWNLOAD button
  • set up Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take some time to admire the program's design and wealth of features available. Advanced Uninstaller PRO is a very good program.

3. Press the General Tools category
Go to General Tools

4. Activate the Uninstall Programs tool
Go to Uninstall Programs

5. A list of the applications installed on your PC will be shown to you

6. Scroll the list of applications until you find Mozilla Firefox 21.0 (x86 sl) or simply activate the Search feature and type in "Mozilla Firefox 21.0 (x86 sl)". If it exists on your system the Mozilla Firefox 21.0 (x86 sl) program will be found very quickly. When you click Mozilla Firefox 21.0 (x86 sl) in the list of applications, some information about the program is available to you:

  • Star rating (in the left lower corner). This explains the opinion other users have about Mozilla Firefox 21.0 (x86 sl), ranging from "Highly recommended" to "Very dangerous".
  • Reviews by other users - Press the Read reviews button.
  • Details about the program you are about to remove, by pressing the Properties button.
For example you can see that for Mozilla Firefox 21.0 (x86 sl):

  • The software company is:
  • The uninstall string is: C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe
7. Press the Uninstall button. A confirmation page will show up. accept the removal by clicking the Uninstall button. Advanced Uninstaller PRO will uninstall Mozilla Firefox 21.0 (x86 sl).
Uninstall Mozilla Firefox 21.0 (x86 sl)

8. After uninstalling Mozilla Firefox 21.0 (x86 sl), Advanced Uninstaller PRO will offer to run a cleanup. Click Next to go ahead with the cleanup. All the items of Mozilla Firefox 21.0 (x86 sl) that have been left behind will be found and you will be able to delete them. By uninstalling Mozilla Firefox 21.0 (x86 sl) with Advanced Uninstaller PRO, you are assured that no Windows registry entries, files or directories are left behind on your computer.

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

Geographical user distribution

  • Windows 7 (6.1)
Software Application


The text above is not a piece of advice to remove Mozilla Firefox 21.0 (x86 sl) by Mozilla from your computer, nor are we saying that Mozilla Firefox 21.0 (x86 sl) by Mozilla is not a good application for your computer. This page simply contains detailed instructions on how to remove Mozilla Firefox 21.0 (x86 sl) in case you want to. Here you can find registry and disk entries that Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' computers.

2015-12-23 / Written by Daniel Statescu for Advanced Uninstaller PRO

follow @DanielStatescu
Last update on: 2015-12-23 08:33:12.273