Firefox 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.

Firefox Developer Edition

September 22, 2015

Version 43.0a2, first offered to Firefox Developer Edition channel users on September 22, 2015



  • Eyedropper tool does not work as expected when page is zoomed


Web Platform

  • Ship Push messaging with disabled web notifications from ServiceWorkers


  • The CTRL+K shortcut does not give focus to the search field when used from the URL bar on GNU/Linux with GTK+ 3.14 and 3.16 (1176929)

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