If the internet connectiosns are fast enough, the disk based caching does not matter, as long as the memory based caching is switched in. The very same problem exists for KomodoIDE, a software development tool that is based on the FireFox code and the solution there seems to be the same: “use a smaller project that has less files”. Hypothesis is that the FireFox seems to scan the cached files a lot. 🙂Īctually, disabling disk cache seems to solve the CPU problem.

Experiment with the number and come up with an optimal number for your PC.īy following these simple basic steps, Firefox will help you save some memory. The more tabs you have, the more memory Firefox consumes. By this, I mean that you should not open more than 10 tabs. So, you end up wasting CPU resources for a plugin that you do not use. If you want to know which add-ons are useful then check out our post on Best 5 Firefox plugins.ĭisable the Java plugin, by going to Tools > Options > Content tab and unchecking Enable Java. More specifically, try to remove those extensions which access internet to update information for each site. Reduce Number Of ExtensionsĬut down on the number of extensions used. Note: This tutorial is a bit outdated and does not show the real solution, however using “ Fix Firefox Slow Start Problem” trick has proved to work for many. Until then follow these simple steps to save memory. Hopefully, the next Firefox would have better memory management. Now, Mozilla is working on fixing this memory hog in their next update. Memory hogging is caused by the caching of pages and images for faster browsing. In my case it can sometimes take up to 500MB of RAM when I open around 16 tabs and use a good number of extensions(yeah I am that geeky). Is your Firefox loading slowly? Or it just keep freezing up everytime you use heavy extensions or open multiple tabs? If yes, then you have come to the right place.

These are some basic tips and not the advanced ones. Editor’s Notes: These tips are for those users who are very new to Firefox.

Firefox taking too much memory