There are two parts to uninstalling Firefox manually. So, if you no longer use Firefox, uninstalling it properly will free up that space and get rid of that personal data, making your Mac more secure. Also, those files take up lots of much-needed space on your Mac. Some of that data contains personal information, such as your browser history and login details. Why uninstall Firefox?įirefox, like any other web browser, stores lots of data on your Mac. We’ll show you how to do that, and we’ll also show you how to free up space by removing Firefox data without uninstalling it. Unfortunately, Mozilla doesn’t supply an uninstaller, which means that you’ll have to do it manually.

So, if you installed it to try it out and no longer use it, it’s a good idea to uninstall it and free up the space. And, like all web browsers, Firefox takes up a lot of space on your startup disk. Mozilla’s Firefox is one of the most popular web browsers on the Mac. But to help you do it all by yourself, we’ve gathered our best ideas and solutions below.įeatures described in this article refer to the MacPaw site version of CleanMyMac X. So here’s a tip for you: Download CleanMyMac to quickly solve some of the issues mentioned in this article.

Get firefox for mac