Firefox Aurora Notes (First offered to Aurora channel users on June 7, 2012)

Check out what’s new and known issues for this version of Firefox below. As always, you’re encouraged to tell us what you think, or file a bug in Bugzilla.

What’s New

  • NEW
    Preliminary native PDF support
  • NEW
    Support for SPDY networking protocol v3
  • CHANGED
    Improvements around memory leaks caused by some add-ons
  • DEVELOPER
    JavaScript debugger integrated into developer tools
  • DEVELOPER
    New layout view added to Inspector
  • DEVELOPER
    The CSS word-break property has been implemented.
  • DEVELOPER
    New responsive design tool allows web developers to switch between desktop and mobile views of sites
  • HTML5
    Native support for the Opus audio codec added
  • HTML5
    The <source> element now supports the media attribute
  • HTML5
    The <audio> and <video> elements now support the played attribute

Known Issues

  • Unresolved
    GIF animation can gets stuck when src and image size are changed (see 743598)
  • Unresolved
    If you try to start Firefox using a locked profile, it will crash (see 573369)
  • Unresolved
    For some users, scrolling in the main GMail window will be slower than usual (see 579260)
  • Unresolved
    Focus rings keep growing when repeatedly tabbing through elements (see 720987)
  • Unresolved
    Windows: The use of Microsoft's System Restore functionality shortly after updating Firefox may prevent future updates (see 730285)