Download Mozilla Firefox Offline Installer Setup For Windows 32 Bit/64 Bit & Mac. Mozilla inc currently released its Firefox Browser latest updated version for both platform Windows and Mac. Now you can download offline installer setup of Firefox browser from the direct official links.If you have already installed Firefox browser, then you can update your browser to the latest version from you Firefox setting.You can also download latest updated Firefox Browser offline installer setup file for windows 32 and 64 bit from here. Its latest updated version is completely free to download. So download the latest Mozilla Firefox browser and enjoy the fastest browsing experience with latest Firefox.