Firefox 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 Release

April 3, 2015

Version 37.0.1, first offered to Release channel users on April 3, 2015

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


  • Start-up crash due to graphics hardware and third party software

  • Various security fixes


  • Disabled HTTP/2 AltSvc

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