How to Uninstall Firefox

Mozilla Firefox is a popular web browser due to its speed and robust feature set, which can be expanded through a library of third-party add-ons. Here's how to uninstall Firefox from your computer or mobile device if you don't use it.

How to Uninstall Firefox in Windows 10

You can uninstall Firefox the same way you remove any program from Windows.

1. Type apps & features in the search bar beside the Windows Start menu and then choose Apps & features from the pop-up menu.

2. Scroll down the application list and select Mozilla Firefox.

3. Select Uninstall.

4. Select Uninstall again to proceed.

   If the Windows User Account Control dialog asks if you want to allow this app to make changes to your device, select Yes.

5. Firefox's Uninstall Wizard opens. Select Next to begin the uninstall process.

6. Confirm the location of the Firefox installation is correct, and then select Uninstall.

7. Firefox is removed from your PC, and a confirmation message displays. Select Finish to exit the Uninstall Wizard. 

   If you plan to reinstall Firefox and want to keep your bookmarks, stop here and skip the rest of the steps in this section.

8. The Firefox application was uninstalled, but there are remnants on your hard drive, including browsing history, bookmarks, and other data. To find and delete these files, open Windows File Explorer and type %APPDATA% in the address bar.

9. The Roaming sub-folder of AppData displays. Open the Mozilla folder.

10. Right-click the Firefox folder and select Delete. If you see additional folders for Firefox extensions and plug-ins, delete those. All leftover data associated with Firefox is removed.

How to Uninstall Firefox in Windows 8 and 7

Uninstalling programs works differently in Windows 8 and Windows 7.

1. Open the Windows Control Panel and select Programs and Features.

2. Scroll down and select Mozilla Firefox from the list of programs.

3. Select Uninstall.

4. A pop-up dialog asks you to confirm the Firefox removal. Select Uninstall again to proceed.

   If you want to remove your browsing history and other accumulated data, select the Also delete your browsing data check box.

5. This process removes Firefox from your PC. Once it is complete, Mozilla Firefox is no longer shown in your list of installed applications.

   If you plan to reinstall Firefox and want to keep your personal data, stop here and skip the rest of the steps in this section.

6. The Firefox application is uninstalled, but remnants such as browsing history, bookmarks, and other profile-specific data remain on your hard drive. To delete these files, open Windows Explorer and go to Users\AppData\Roaming\Mozilla.

7. Right-click the Firefox folder and select Delete. All leftover data associated with the browser is removed.

How to Uninstall Firefox in macOS

To remove Firefox from your Mac, including related browsing data and profile-specific information, first delete the Library files associated with the browser.

1. Launch Firefox. Then, go to the Help tab and select Troubleshooting Information.

2. Next to the Profile Folder, select Show in Finder.

3. A Finder window displays containing profile folders associated with your Firefox browser. Select each folder and move it to the Trash.

4. Shut down the Firefox browser completely, ensuring that all open windows are closed

5. Open the Mac's Applications folder and drag the Firefox icon to the trash bin.

6. Firefox is fully uninstalled from your Mac. If you created shortcuts to the browser elsewhere, such as on your desktop, manually delete those.

How to Uninstall Firefox in Android

To remove the Firefox browser and all associated data from your Android smartphone or tablet:

1. Launch the Google Play Store app and tap the hamburger menu in the upper-left corner.

2. Tap My apps & games.

3. Tap the Installed tab.

4. Scroll down and tap Firefox in the app list.

5. Tap Uninstall to remove Firefox from your Android device.

6. A message appears asking you if you want to uninstall this app. Tap OK to proceed.

How to Uninstall Firefox in iOS

Removing Firefox from your iPhone, iPad, or iPod touch is even easier:

1. Locate the Firefox icon on your device's home screen.

2. Tap and hold the Firefox icon until it shakes. Then tap the X that appears over the icon.

3. A confirmation message displays and warns you that all app-related data will be removed. Tap Delete to complete the process, then tap Done in the upper-right corner of the home screen.