Many people have been waiting for an official 64-bit version of Mozilla Firefox for quite a while, and with 42.0 a proper 64-bit version was released. Now there is a 64-bit Firefox the question is whether it is any faster than the 32-bit Firefox and worth using. Here we run some well known tests to find out.
When one Firefox.exe process is running, launching another will simply open a new error window and not launch a different Firefox. Fortunately Firefox does support running multiple instances with the help of a few simple modifications and here are 2 ways to do it.
Advanced users sometimes want to edit core files found inside Firefox's Omni.ja file. Omni.ja is an archive but not a standard archive and needs to be modified before and after editing to maintain performance in Firefox. Here we show you how you how to do it.
One feature Firefox has that some other browsers don't is the option to warn you when multiple tabs are open and your are closing the browser. In this article we'll show you how to re-enable the warning when closing the browser with more than one tab open and also how to enable the save and quit function.