Firefox for Android
Release Notes

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.

Firefox for Android Release

August 28, 2012

Version 15.0, first offered to Release channel users on August 28, 2012


  • Silent, background updates

  • Support for SPDY networking protocol v3

  • WebGL enhancements, including compressed textures for better performance

  • Localization in Maithili (see all available locales)


  • Sites visited while in Private Browsing mode could be found through manual browser cache inspection

  • Various security fixes


  • Optimized memory usage for add-ons


  • Developer Information
  • JavaScript debugger integrated into developer tools

  • New layout view added to Inspector

  • High precision event timer implemented

  • New responsive design tool allows web developers to switch between desktop and mobile views of sites

  • The CSS word-break property has been implemented.

Web Platform

  • Debugger breakpoints do not catch on page reload

  • Focus rings keep growing when repeatedly tabbing through elements


  • If you try to start Firefox using a locked profile, it will crash (see 573369)

Get the most recent version

All Firefox for Android downloads