Firefox Nightly
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 Nightly — English (US)

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Firefox Nightly — English (US)

Firefox Nightly is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR 64-bit

Download Firefox ESR 32-bit

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Firefox Nightly is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR

Firefox Privacy Notice

Version 64.0a1, first offered to Nightly channel users on September 4, 2018

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. 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.

You can now use the context menu on toolbar buttons added by add-ons to remove the add-on
Bug 1401610
WebRender enabled by default for Desktop NVIDIA GPUs on Windows 10
Bug 1490742
Websites notifications you subscribed to are now displayed and managed in the Windows Action Center
Bug 1155505

Changes to URL bar autocomplete shortcuts: use ctrl-enter to canonicalize a word to a .com URL. On MacOS, cmd-enter now opens in a tab.
Bug 237027
about:crashes has been redesigned to make it clear when a crash is being submitted to Mozilla, as well as being clear that removing crashes locally does not remove them from crash-stats.mozilla.com
Bug 1476062