See what landed recently in Firefox Nightly!

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.

111.0a1
Firefox Nightly

January 16, 2023

Version 111.0a1, first offered to Nightly channel users on January 16, 2023

Firefox Nightly gets updated every day and as a consequence, the release notes for the Nightly channel are updated continuously to reflect features that have reached sufficient maturity to benefit from community feedback and bug reports.

Warning: Features listed here may or may not make a final release of Firefox.

In addition to these release notes, you can follow ongoing development on our @FirefoxNightly Twitter account as well as read our Nightly Blog.

New

  • The Awesomebar result menu is now enabled in Firefox Nightly, allowing you to remove history results and dismiss sponsored Firefox Suggest results.

    Bug 1789661

Changed

  • The deprecated U2F Javascript API is now disabled by default. The U2F protocol remains usable through the WebAuthn API. The U2F API can be re-enabled using the security.webauth.u2f preference.

    Bug 1809333

Developer

  • Developer Information
  • Use of the rel attribute is now supported on form elements, allowing the specification of the relationship between the current document and the form target in a simpler, cross-browser way.

    Bug 1509346
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