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It is then recommended to restart your Mac so the operating system can perform its ’self-healing’ actions, such as emptying the cache and clearing any temporary files. If the spinning wheel runs for too long and Firefox becomes unresponsive, the first step is to force quit the application. Your Mac is slow in general, but you think Firefox is to blame.Other, resource-hogging applications are running, leaving Firefox with only a little memory space to process your requests.Firefox has created a lot of cache files and has a large browsing history, etc.Firefox is using too many hardware resources, which causes your Mac to heat up.The cause of Firefox running slow depends on the version of macOS that your Mac is running, the version of Firefox you are using and your typical browsing habits. The usual workaround is to force quit Firefox and likely launch the same webpage again using another browser like Safari or Google Chrome. Imagine that awkward moment when you have people watching your screen during a presentation and Firefox suddenly hangs and stops responding to your clicks. Although it is colorful enough, we all despise that macOS spinning beach ball – especially when it regularly appears while browsing the web with Firefox.
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