Firefox Beta and Developer Edition
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.

38.0.5beta Firefox Beta

May 12, 2015

Version 38.0.5beta, first offered to Beta channel users on May 12, 2015

New

  • Keep track of articles and videos with Pocket

  • Clean formatting for articles and blog posts with Reader View

  • Share the active tab or window in a Hello conversation

Fixed

  • A race condition that would cause Firefox to stop painting when switching tabs (bug 1067470)

Developer

Unresolved

  • Responsive images do not update when the enclosing viewport changes

Get the most recent version

All Firefox Beta downloads