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 39.0, first offered to Release channel users on July 2, 2015

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

Paste Android clipboard content into editable web content
Support for 'switch' role in ARIA 1.1 (web accessibility)

Improve performance for IPv6 fallback to IPv4
Fix incomplete downloads being marked as complete by detecting broken HTTP1.1 transfers
Various security fixes

Removed support for insecure SSLv3 for network communications
Sync now only uses the strongest TLS configuration available on your device
(self-host documentation)

Developer Information

Added support for CSS Scroll Snap Points
List-style-type now accepts a string value
Enable the Fetch API for network requests from dedicated, shared and service workers
Implemented <link rel="preconnect"> allowing anticipation of a future connection without revealing any information
Cascading of CSS transitions and animations now matches the current spec

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All Firefox for Android downloads