[b]Latest Changes: [/b]
Automated update to streamline product upgrades
Faster browser navigation with improvements to back and forward button performance
Drag and drop reordering for browser tabs
Improvements to popup blocking
Clear Private Data feature provides an easy way to quickly remove personal data through a menu item or keyboard shortcut
Answers.com is added to the search engine list
Improvements to product usability including descriptive error pages, redesigned options menu, RSS discovery, and "Safe Mode" experience
Better accessibility including support for DHTML accessibility and assistive technologies such as the Window-Eyes 5.5 beta screen reader for Microsoft Windows
Report a broken Web site wizard to report Web sites that are not working in Firefox
Better support for Mac OS X (10.2 and greater) including profile migration from Safari and Mac Internet Explorer
New support for Web Standards including SVG, CSS 2 and CSS 3, and JavaScript 1.6
Many security enhancements
List of notable bug fixes since Firefox 1.5 Beta 2