Locate Profile Folder and click on Open Folder button.Enter about:support in the address bar.Launch Firefox in the working platform/version setup.You can also manually copy the profile folder somewhere else to backup it. Make backup of your Firefox profile using MozBackup.But before you create a new profile, you can make an attempt to use the same profile in the following manner: The problem with sharing profile with different versions of Firefox or different platforms is that browsing history is saved in a different manner and trying to load them on other setup might indeed cause some problems. At this point you can click on “Exit” and dismiss this message or create a new profile. It suggests that you create a new profile and won’t let you proceed with the same existing profile. The message goes on to explain that using an older version of Firefox for the same profile might corrupt the bookmarks, browsing history and other files already saved in that profile. This is not the complete list of firefox old versions but all the popular versions are present in the list above.When you are trying to share the same Firefox profile across different platforms (such as Windows or Linux) or across different versions of Firefox, you will see a warning – “ You’ve launched an older version of Firefox“. The app will just download and install without internet connection. Windows XP, Windows Vista, Windows 8, Windows 7, Windows 10Īll firefox older versions are offline installers so you don’t have to wait for the installers to download the app first then install. If you prefer the older version than These are some of the popular firefox older versions which can be downloaded below for free VERSIONS If you like then you can download the latest version of quantum series from here:- Firefox Quantum latest version download. UI & UX has completely changed and it is loved by many people. They claim that the newer versions are more fast and secure than the older versions. Most of the people use a low-end pc so the older versions which are much lighter works best for them.įirefox has completely changed in the quantum series.

Many people want these older versions because they like the older design of firefox, by the design I mean the user-interface.

There can be many reasons why you want to download firefox older versions. Many people prefer to use firefox instead of other browsers because it has great speed and user experience. Firefox is a really great browser which is pretty old and it has many versions. Firefox older versions download for windows 7 / 8 / 10 for free.

Get older versions of firefox