Version History of Firefox 22.0 (Beta 4)

  • NEW - Windows: Firefox now follows display scaling options to render text larger on high-res displays
  • NEW - WebRTC is now enabled by default!
  • NEW - Mac OS X: Download progress in Dock application icon
  • NEW - HTML5 audio/video playback rate can now be changed
  • NEW - Social services management implemented in Add-ons Manager
  • NEW - asm.js optimizations (OdinMonkey) enabled for major performance improvements
  • CHANGED - Improved WebGL rendering performance through asynchronous canvas updates
  • CHANGED - Plain text files displayed within Firefox will now word-wrap
  • CHANGED - For user security, the |Components| object is no longer accessible from web content
  • CHANGED - Improved memory usage and display time when rendering images
  • CHANGED - Pointer Lock API can now be used outside of fullscreen
  • DEVELOPER - CSS3 Flexbox implemented and enabled by default
  • DEVELOPER - New Web Notifications API implemented
  • DEVELOPER - Added clipboardData API for JavaScript access to a user's clipboard
  • DEVELOPER - New built-in font inspector
  • HTML5 - New HTML5 <data> and <time> elements
  • FIXED - Scrolling using some high-resolution-scroll aware touchpads feels slow (829952)

Known Issues

  • UNRESOLVED - If you try to start Firefox using a locked profile, it will crash (see 573369)
  • UNRESOLVED - Download statusbar add-on continues downloading files from Normal Browsing, when switching to Private Browsing (see 853463)