Get Firefox for Windows, macOS, Linux, Android and iOS today! Go to the Firefox install guide. Firefox is created by a global non-profit dedicated to putting individuals in control online. This article gives you links to old versions of Firefox and some alternatives to downgrading.ĭownload Mozilla Firefox, a free Web browser. Download Old Version Of Firefox For Mac Os X 10.4ĭowngrading usually doesn't solve Firefox problems. It is a little clumsy swapping versions as you have to select the correct profile before starting Firefox. There are detailed instructions on the Firefox site. The safest way is to create a new profile by copying the old. NOTE There some potential problems, as there can be a conflict with some settings and Add-ons. Firstly you need to rename the Application (I use Firefox29 etc) then you can install new. I normally do this to try out the new version to see what they have broken in the new.
