Their old directory of files is extremely hard to navigate and I don't know which one I need. I have Mac 10.7.5 and I can't get a newer OS and I need to know which version of Firefox I need to download. The Burning Edge has more detailed lists of new features and notable bug fixes. More information about Firefox is available. Will this Firefox download work on Windows? The free Firefox download for PC works on most current Windows operating systems.įirefox 1.5 is our next major release of our award-winning Firefox Web browser. Clicking this link will start the installer to download Firefox free for Windows. How do I access the free Firefox download for PC? Just click the free Firefox download button at the top left of the page. Available now on Windows, Mac, Linux, Android and iOS. Get Firefox, a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy.