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.

Firefox Nightly — English (US)

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Firefox for Android Aurora

September 20, 2016

Version 51.0a2, first offered to Aurora channel users on September 20, 2016


  • Use 2D graphics library (Skia) for content rendering