View notes for:

Firefox Notes (First offered to release channel users on January 31, 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.

If interested, please see the complete list of changes in this release.

What’s New

  • NEW
    Most add-ons are now compatible with new versions of Firefox by default
  • NEW
    The forward button is now hidden until you navigate back
  • NEW
    Anti-Aliasing for WebGL is now implemented (see bug 615976)
  • NEW
    CSS3 3D-Transforms are now supported (see bug 505115)
  • HTML5
    New <bdi> element for bi-directional text isolation, along with supporting CSS properties (see bugs 613149 and 662288)
  • HTML5
    Full Screen APIs allow you to build a web application that runs full screen (see the feature page)
  • DEVELOPER
    We've added IndexedDB APIs to more closely match the specification
  • DEVELOPER
    Inspect tool with content highlighting, includes new CSS Style Inspector
  • FIXED
    Mac OS X only - after installing the latest Java release from Apple, Firefox may crash when closing a tab with a Java applet installed (700835)
  • FIXED
    Some users may experience a crash when moving bookmarks (681795)
  • FIXED
    Silverlight video may not play on some Macintosh hardware (715396)

Known Issues

  • Unresolved
    Two-digit browser version numbers may cause a small number of website incompatibilities (see 690287)
  • 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
    Some synaptic touch pads are unable to vertical scroll (see 622410)
  • Unresolved
    Firefox notifications may not work properly with Growl 1.3 or later (see 691662)
    Unresolved on v10 Resolved in v11
  • Unresolved
    Under certain conditions, scrolling and text input may be jerky (see 711900)