Simply remove the app from your Mac by uninstalling it. You can also go to Firefox > Preferences > General to update the app. If there is an update, it will be automatically installed. This page will let you know if the app is up to date. To update Firefox, in the menu bar, click Firefox and then click About Firefox.Update to the latest version of macOS, go to System Preferences and Software Update.Is it working now? Check for updatesĮnsure that you are running the latest version of macOS and Firefox: After restarting, simply open the Firefox app. Simply restart your Mac by reselecting the Restart option from the Apple menu. Sometimes restarting your Mac is all you need. See also: Chrome Won’t Open On Mac, Fix Restart your Mac Press “Option”, “Command”, and “Esc (Escape)” together (or select the Force Quit option from the Apple menu) and select Firefox and then click Force Quit.Īnd then reopen Firefox and test your problem. If Firefox is unresponsive, then try to force close it. Or alternatively, you can click Firefox in the menu bar and then select Quit Firefox. In Firefox, you can press the “Command” and “q” keys together to quit. See this article if Safari keeps crashing. The good news is that the following suggestions will help you fix this problem. For example, your Mac may have run out of memory.

So why is Firefox not working as expected? This can be caused by different issues. So a lot of Mac users are using it to browse the web. Many people view it as a good alternative to Safari. Mozilla Firefox is one of the most popular browsers in the world today.

Install mozilla firefox mac