

If you have any further questions, let us know by leaving a comment below. 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. /rebates/&252fdownload-mozilla-firefox-for-mac-os-x-109. 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.
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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. Your Mac is slow in general, making you feel Firefox is the culprit.Your Firefox has lots of caches, browsing histories, downloads, and extensions.You are using a very old version of Firefox.Too many resource-intensive applications are running, leaving Firefox little space to process its requests.
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