To check your extensions in Firefox, go to about:add-ons, then click Extensions in the sidebar. You can reinstall a fresh copy of the plugin (from official sources only!), or just see if you can live without it. Mozilla then recommends you change the filename to add an X in front, which will remove the plugin.

In Firefox itself, you have to type about:plugins, then find the file path for that plugin and navigate to it in the Finder. You can also remove a plugin with CleanMyMac's Extensions tab, which is actually a lot easier than using Firefox. Once the problem reappears, you'll know it was likely caused by the last plugin you re-enabled. Restart Firefox each time and then try to recreate the error. If the problem is gone, turn the plugins back on one by one, just changing that Never Activate option back to Always Activate. In the Add-ons Manager's Plugins panel, you can select Never Activate for each plugin, then restart Firefox and see if the problem is still happening. To check for that, click the Menu button, and then choose Add-ons. When Firefox stops responding to your clicks it's very likely that one of your installed plugins is the culprit. Change the time range to Everything, and you can clear all of the cookies, browsing history, downloads history, tabs, saved passwords, and even autofill values. Just click Privacy in the sidebar and then choose Firefox from the list.

Click the arrow next to the word DetailsĪlternatively, you can do this easier and safer with CleanMyMac.

If Firefox is acting up, you can clear cookies and cache by doing the following: Those are big conveniences if they work the way they're supposed to, but sometimes cache and cookies can cause glitches and slowdowns. Clear Firefox cookies and cacheĪll the websites you visit leave behind cached image files, which are supposed to speed up load times, and cookies, which can save you from having to log in over and over. If they are important to remember, save them to bookmarks or stash them in a special 'Read Later' list in a to-do application such as 2Do.

Just close the tabs you're not actively using.

More than a few? Active tabs mean active processes that take up your laptop's RAM and drastically slow down its capabilities. Here we've listed some suggestions that should get your Firefox run faster. It seems like it's almost working, but you can't get anything done.

Slow Firefox browsing experience is truthfully beyond annoying.

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