

If you have any further questions, let us know by leaving a comment below.We set out in 2023 to reimagine Firefox's design to be fast, modern and inviting the first time you run it and every day after. If Firefox is still running slow or freezing randomly, use an alternative browser like Google Chrome or Apple Safari though they sometimes act up too.Īnyway, hope these steps have helped you speed up Firefox a little bit. Many Mac users have observed the performance issue. Sometimes Firefox just doesn’t work well with certain versions of macOS, for example the previous macOS Big Sur. Step 6: Switch to an alternative web browser. When you are using Firefox, close as many other apps as possible to squeeze more system resources (CPU, RAM) for Firefox. which I view as heavy sites because they usually contain video ads. Step 1: If Firefox becomes totally unresponsive, force quit.Īlways try to open one Firefox window, and close tabs/pages you don’t need to read, especially when you finish reading content from big magazine websites like Forbes, Huffington Post, Macworld, etc. How to Fix a Slow or Freezing Firefox on Macįollow the step-by-step fixing guide below, you should be able to resolve most Firefox performance issues on Mac.


You are browsing sites that contain heavy content such as video ads, images, Javascripts, etc.To date, the latest version of Firefox on Mac is 72.0 Firefox Slow on Mac: Possible Causesĭepending on the macOS version your Mac is running, and the Firefox version you use, the reasons may vary.
