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 Release

May 5, 2017

Version 53.0.2, first offered to Release channel users on May 5, 2017



  • The non-standard showDialog argument to window.find is now ignored (Bug 1348409)