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Firefox Beta Desktop Notes (First offered to Beta channel users on December 12, 2013)

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
    You can now run more than one service at a time with Firefox SocialAPI, allowing you to receive notifications, chat and more from multiple integrated services
  • NEW
    Implemented support for TLS 1.2 (RFC 5246)
  • CHANGED
    Added support for SPDY 3.1 protocol
  • DEVELOPER
    Ability to reset style sheets using 'all:unset'
  • DEVELOPER
    You can now choose to deobfuscate javascript in the debugger (see 762761)
  • DEVELOPER
    Added support for scrolled fieldsets (see 261037)
  • DEVELOPER
    Implemented allow-popups directive for iframe sandbox, enabling increased security (see 766282)
  • DEVELOPER
    CSS cursor keywords -moz-grab and -moz-grabbing have been unprefixed (see 880672)
  • DEVELOPER
    Added support for ES6 generators in SpiderMonkey (see blog post)
  • DEVELOPER
    Implemented support for mathematical function Math.hypot() in ES6 (see 896264)
  • HTML5
    Dashed line support on Canvas (see 768067)
  • FIXED
    Get Azure/Skia content rendering working on Linux (see 740200)