See what’s new in Firefox!

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

36.0.1

Firefox Release

March 5, 2015

Version 36.0.1, first offered to Release channel users on March 5, 2015

We'd also like to extend a special thank you to all of the new Mozillians who contributed to this release of Firefox!

New

  • Pinned tiles on the new tab page can be synced

  • Support for the full HTTP/2 protocol. HTTP/2 enables a faster, more scalable, and more responsive web.

  • Locale added: Uzbek (uz)

Fixed

  • 36.0.1 - Hello may become inactive until restart (1137469)

  • 36.0.1 - Fixed a startup crash with EMET (1137050)

  • 36.0.1 - WebGL may use significant memory with Canvas2d (1137251)

  • 36.0.1 - Disable the usage of the ANY DNS query type (1093983)

  • 36.0.1 - Hello contact tabs may not be visible (1137141)

  • 36.0.1 - Accept hostnames that include an underscore character ("_") (1136616)

  • 36.0.1 - Print preferences may not be preserved (1136855)

  • 36.0.1 - Option -remote has been restored (1080319)

  • 36.0.1 - Fix a top crash

  • CSS gradients work on premultiplied colors

  • Various security fixes

  • Fix some unexpected logout from Facebook or Google after restart

Changed

Developer

  • DOM Promises inspection

  • Eval sources now appear in the Debugger
    Debug JavaScript code that is evaluated dynamically, either as a string passed to eval() or as a string passed to the Function constructor

  • Inspector: More paste options in markup view

Developer Information

HTML5

  • Improved ES6 generators for better performance

  • CSS3 will-change property implemented.
    Hints the browser of elements that will be modified. The browser will perform some performance optimization for these

  • isolation CSS property implemented.
    Create a new stacking context to isolate groups of boxes to control which blend together

  • object-fit and object-position implemented.
    Defines how and where the content of a replaced element is displayed

  • CSSOM-View scroll behavior implemented allowing smooth scrolling of content without custom libraries

  • unicode-range CSS descriptor implemented

  • Support for the ECMAScript 6 Symbol data type added

  • Changed JavaScript 'const' semantics to conform better to the ES6 specification.
    The const declaration is now block-scoped and requires an initializer. It also can not be redeclared anymore.

unresolved

  • Firefox Hello does not work for link generators if there is no camera installed (1106941)

  • For users who removed the Share & Hello buttons, this new version brings them back unexpectedly (1136300)

  • Style Editor: Extra white space appearing above the editor for a sourcemapped scss file (1128747)