

#Delete the Firefox installation folder, which is located in one of these locations, by default:
#Clean install firefox mac download
#After the download finishes, close all Firefox windows (or open the Firefox menu ] and click the close button ]). #Download the latest Desktop version of Firefox from (or choose the download for your operating system and language from ) and save the setup file to your computer. To do a clean reinstall of Firefox, please follow these steps: '''Note:''' You might want to print these steps or view them in another browser.


Please report back to say if this helped you! These cannot be easily recovered unless they have been backed up to an external device! See Back up and restore information in Firefox profiles. Doing so could permanently delete your Firefox profile data, including but not limited to, extensions, cache, cookies, bookmarks, personal settings and saved passwords. WARNING: Do not use a third party uninstaller as part of this process. More information about reinstalling Firefox can be found here.
