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 Beta — English (US)

Firefox Privacy Notice

66.0beta

Firefox for Android Beta

January 29, 2019

Version 66.0beta, first offered to Beta channel users on January 29, 2019

New

  • Added support to open files from external storage, such as an SD card

  • Block autoplay enabled by default. A site can autoplay after user interaction with media player