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You can now check if all your passwords, bookmarks, and other data are present now. Step 4: When you get the following screen, uncheck Restore default settings and remove old add-ons for optimal performance option.Ĭlick Re-install button to complete the reinstall exercise.
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If you want to download the full setup, refer to our download Firefox offline installer guide. Step 3: Download a fresh copy of Firefox from Mozilla website. As said earlier, uninstalling Firefox will not delete the Firefox profile folder containing your crucial data such as passwords, bookmarks, and history. Step 2: Right-click on Mozilla Firefox entry and then click Uninstall option.įollow the on-screen instructions to remove the Firefox from your PC. Step 1: In the Start menu search field, type Appwiz.cpl and then press Enter key to open Programs and Features window. Copy the Profiles folder to a safe location.
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You can find the profile folder by navigating to C:\Users\UserName\AppData\ Roaming\Mozilla\Firefox. Just to be safe, we recommend you create a backup of Firefox profile folder to a safe location and restore the same folder if you find that something is missing after reinstalling Firefox (very very unlikely though). However, we cannot guarantee the same for later versions! IMPORTANT: We have tested this method with Firefox v59 and works great. In short, you are not deleting Firefox profile data when you uninstall it.Ĭomplete the given directions to reinstall Firefox on Windows 10 and earlier versions without losing data. When you re-install Firefox on the same Windows installation again, Firefox starts using the data from that profile folder. The thing is that the Firefox uninstaller doesn’t delete data from your Firefox profile folder (which includes important data such as passwords, history, bookmarks, and cookies) and you need to manually delete the profile folder if you want to remove these data from your PC. The uninstaller no longer displays this option but doesn’t delete the profile data. The good thing is that you can reinstall Firefox on Windows 10 and earlier Windows versions without losing data.Īs you likely know, in older versions of Firefox (v30 or before), there would be “Remove my Firefox personal data and customizations” option while uninstalling the Firefox. Like other third-party web browsers, although reinstalling Mozilla Firefox browser for Windows operating system is easy, users don’t want to delete their saved passwords, bookmarks, browsing history, cookies, and other data while reinstalling Firefox on Windows.
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