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.

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.

Native support for the Opus audio codec added
The <source> element now supports the media attribute
The <audio> and <video> elements now support the played attribute

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