Firefox 4 brought the length of an entire cluster of alternations consists of to the user interface. A further optimized Javascript engine was put in place and a excess of features were added that incorporated hardware acceleration, HTML5 WebM support.
Firefox 5 in contrast, doesn’t have as numerous alternations. It has a mass of bug repairs and presentation tweaks nevertheless. There’s hold up for CSS animations and a feature that discontinues websites from tracking users.
Also a mobile version of Firefox 5 is predictable soon. Firefox 6 and 7 are in line to be out before the end of the year. If users want the new version then move to the Mozilla FTP and download Firefox 5 at this instant.