If you encounter strange problems relating to bookmarks, downloads, window placement, toolbars, history, or other settings, use the Firefox Safe Mode to disable all extensions, themes, and optionally attempt to clean up any corrupted data.
These are unofficial builds and may be configured differently than the official builds.
Please report any issues to the maintainer of the extension.
This list covers some of the known problems with Firefox 3.
The Burning Edge has more detailed lists of new features and notable bug fixes.
Firefox 3 is based on the Gecko 1.9 Web rendering platform, which has been under development for the past 33 months.
Building on the previous release, Gecko 1.9 has more than 14,000 updates including some major re-architecting to provide improved performance, stability, rendering correctness, and code simplification and sustainability.
Drag the icon to your Dock if you want it to appear there.
Extract the tarball in the directory where you want to install Firefox: folder.Firefox 3 has been built on top of this new platform resulting in a more secure, easier to use, more personal product with a lot more under the hood to offer website and Firefox add-on developers.Before installing, make sure your computer meets the system requirements.For builds for other systems and languages not provided, see the Contributed Builds section at the end of this document.Once you have downloaded Firefox, follow these instructions to install: Double click the file, double click the Firefox Disk Image to open it in Finder, and then drag the Firefox application onto your hard disk.Released: May 16, 2008 This Firefox 3 Release Candidate is a preview release of Mozilla's next generation Firefox browser and is being made available for testing purposes only.