 The Mozilla Foundation released the first beta on November 19, 2007, the second beta on December 18, 2007, the third beta on February 12, 2008, the fourth beta on March 10, 2008, and the fifth and final beta on April 2, 2008.The first release candidate was announced on May 16, 2008, followed by a second release candidate on June 4, 2008, and a third (differing from the second release candidate only in that it corrected a serious bug for Mac users) on June 11, 2008.Mozilla shipped the final release on June 17, 2008.