How to Uninstall Firefox From Any Device

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Using Windows 10

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Using Mac

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Using Android

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Using Windows 8

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Using Windows 7

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Firefox is a commonly used internet browser that runs on PCs, MacBooks, and mobile devices. If you want to troubleshoot it or uninstall it completely, here's how.

Method 1

Method 1 of 5:

Using Windows 10

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1
Click the search button and type in "Apps and features" and click on "Apps & features". You should end up with the settings app open on the Apps & features screen. Scroll down until you find an app named "Mozilla Firefox" and click on it.
2
Once you click on it, click on "Uninstall" and if prompted, click on it again to begin the uninstallation wizard. If prompted with a User Account Control prompt, click "Yes".
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3
The uninstallation wizard for Firefox should show up. If you are ready to uninstall Firefox, click "Next" and click "Uninstall" to remove Firefox from your Windows 10 PC.
4
If you would like to tell Mozilla why you uninstalled Firefox, you may click on the box next to "Tell Mozilla why you uninstalled Firefox". Click "Finish" to close the uninstallation wizard.
5
Remove other files and folders associated with Firefox. Some files or folders may not be removed by the uninstall and will have to be deleted manually. In particular, you may want to delete this folder: C:\Program Files\Mozilla Firefox .

Method 2

Method 2 of 5:

Using Mac

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The Finder allows for easy access to all applications, files, and folders. This is the easiest starting point if you would like to completely uninstall all files associated with Firefox (an especially good idea if your intend to re-install later).^{[1]XResearch source}
You can search for the file "Firefox.app", or simply search Firefox in the search box and then click on the "Applications" heading on the left of the Finder window. Click on the file and drag it to the Trash (outside of the window, on the desktop scroll on the bottom of the screen).
3
Delete associated files. Firefox will create a large number of files located in various places on your computer. Search for the following:
- Delete the contents of these folders: /Users/User/Library/Application Support/Firefox/ and /Users/User/Library/Caches/Firefox .
- Delete any files listed as "Preferences/org.mozilla.firefox.plist", which may be found in the "User," "admin," or "bill" library folders.

Method 3

Method 3 of 5:

Using Android

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You may have to enter the Menu screen first. ^{[2]XResearch source}
The option may have different names on certain devices. This will bring up a list of all the major applications on your device.
Look for it in the long list of applications, which will usually be listed in alphabetical order.
This will uninstall the program. It should notify you that the action has been completed just a few moments after you touch the option and confirm it.

Method 4

Method 4 of 5:

Using Windows 8

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For Windows 8: swipe in towards the right edge of the screen to expose the Charms menu. Click "Search," and then type "control panel." Click on the Control Panel icon. ^{[3]XResearch source}
It may be easiest to find the Programs heading by viewing the options as icons.^{[4]XResearch source}
A menu will appear listing many of the applications contained on your computer. Scroll down until you find Firefox. Highlight it by clicking on it once, then click on "Uninstall."
The uninstaller should be open, and it will ask if you do intend to delete the selected program. Click "Next" (instead of "Cancel"). Then click "Uninstall."
Some files or folders may not be removed by the uninstall and will have to be deleted manually. In particular, you may want to delete the contents of this folder: C:\Program Files (x86)\Mozilla Firefox .^{[5]XResearch source}

Method 5

Method 5 of 5:

Using Windows 7

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In the Start menu, find the shaded section to the right of the commonly used applications that includes a list of options. Among the options are links that connect to the Documents and Pictures folders. Further below will be a link titled "Control Panel." Click on it.^{[6]XResearch source}
When the Control Panel window opens, there will be a number of headings, including some titled "System and Security," and "Network and Internet." Find the heading titled "Programs." Below that will be a subheading titled "Uninstall a program." Click on this.
A menu will appear listing many of the applications contained on your computer. Scroll down until you find Firefox. Highlight it by clicking on it once, then click on "Uninstall," which can be found on the menu bar directly above the list of applications.
The uninstaller should be open, and it will ask if you do intend to delete the selected program. Click "Next" (instead of "Cancel"). Then click "Uninstall."
6
Remove other files and folders associated with Firefox. Some files or folders may not be removed by the uninstall and will have to be deleted manually. Before you proceed, you may first need to determine whether you are running the 32 bit or 64 bit variety of Windows 7. Check here. ^{[7]XResearch source}
- If you run the 32 bit variety, delete this folder: C:\Program Files\Mozilla Firefox .
- If you run the 64 bit variety, delete this folder: C:\Program Files (x86)\Mozilla Firefox .

Community Q&A

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Question
How do I uninstall Firefox on Windows 10?
Community Answer
On Windows 10, go to "Start," then "All Apps." Right-click on Firefox and select "Uninstall" from the drop-down menu. Since it's a program, the "Programs and Features" window will pop up. Find Firefox on the list of programs, then click "Uninstall."
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Question
What do I use instead of Firefox?
Community Answer
Google Chrome, Internet Explorer or some other browser.
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Question
Firefox refuses to be removed from my list of installed apps from Windows 8. I press uninstall, but nothing happens. Any tips?
Community Answer
Go to Control Panel>Uninstall a Program> Mozilla Firefox, then continue with the steps. If it doesn't remove the software completely, then simply delete the folder for Mozilla Firefox from C:\Program Files\.
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