Firefox Firefox

A way to uninstall Firefox from your computer

This web page contains thorough information on how to uninstall Firefox for Windows. The Windows release was developed by Mozilla. Further information on Mozilla can be found here. More details about Firefox can be seen at . The program is often located in the C:\Program Files\Mozilla Firefox folder. Keep in mind that this location can differ being determined by the user's choice. Firefox's full uninstall command line is MsiExec.exe /I{9DC74D36-5E0B-41EB-9A0C-98DE3420C2F5}. firefox.exe is the Firefox's main executable file and it occupies about 269.11 KB (275568 bytes) on disk.

The executable files below are installed alongside Firefox. They occupy about 2.02 MB (2117464 bytes) on disk.

  • crashreporter.exe (114.61 KB)
  • firefox.exe (269.11 KB)
  • maintenanceservice.exe (116.61 KB)
  • maintenanceservice_installer.exe (193.58 KB)
  • plugin-container.exe (18.11 KB)
  • plugin-hang-ui.exe (27.61 KB)
  • updater.exe (271.11 KB)
  • webapp-uninstaller.exe (88.90 KB)
  • webapprt-stub.exe (91.61 KB)
  • helper.exe (876.59 KB) to view all...

The current page applies to Firefox version 31.0 alone. Click on the links below for other Firefox versions: to view all...

How to uninstall Firefox with Advanced Uninstaller PRO

Firefox is a program offered by Mozilla. Some computer users try to uninstall this program. Sometimes this can be efortful because performing this by hand takes some know-how related to removing Windows applications by hand. The best SIMPLE way to uninstall Firefox is to use Advanced Uninstaller PRO. Take the following steps on how to do this:

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


  • go to Download Link
  • download the program by pressing the DOWNLOAD NOW button
  • install Advanced Uninstaller PRO
2. Start Advanced Uninstaller PRO. It's recommended to take some time to admire Advanced Uninstaller PRO's design and wealth of features available. Advanced Uninstaller PRO is a very good system optimizer.

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

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

5. A list of the programs installed on your computer will appear

6. Navigate the list of programs until you locate Firefox or simply activate the Search feature and type in "Firefox". If it is installed on your PC the Firefox application will be found very quickly. Notice that when you select Firefox in the list of apps, some information regarding the program is shown to you:

  • Star rating (in the left lower corner). This tells you the opinion other people have regarding Firefox, from "Highly recommended" to "Very dangerous".
  • Opinions by other people - Click on the Read reviews button.
  • Technical information regarding the application you wish to uninstall, by pressing the Properties button.
For example you can see that for Firefox:

  • The software company is:
  • The uninstall string is: MsiExec.exe /I{9DC74D36-5E0B-41EB-9A0C-98DE3420C2F5}
7. Press the Uninstall button. A confirmation dialog will come up. accept the removal by pressing the Uninstall button. Advanced Uninstaller PRO will then uninstall Firefox.
Uninstall Firefox

8. After removing Firefox, Advanced Uninstaller PRO will ask you to run an additional cleanup. Click Next to perform the cleanup. All the items that belong Firefox which have been left behind will be found and you will be able to delete them. By uninstalling Firefox using Advanced Uninstaller PRO, you can be sure that no Windows registry entries, files or folders are left behind on your disk.

Your Windows computer will remain clean, speedy and able to run without errors or problems.

Geographical user distribution

  • Windows 7 (6.1)
Software Application


The text above is not a piece of advice to uninstall Firefox by Mozilla from your PC, we are not saying that Firefox by Mozilla is not a good application for your computer. This text simply contains detailed instructions on how to uninstall Firefox in case you decide this is what you want to do. Here you can find registry and disk entries that Advanced Uninstaller PRO discovered and classified as "leftovers" on other users' PCs.

2015-01-26 / Written by Andreea Kartman for Advanced Uninstaller PRO

follow @DeeaKartman
Last update on: 2015-01-26 01:57:38.107