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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.

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Firefox Beta

March 18, 2019

Version 67.0beta, first offered to Beta channel users on March 18, 2019


  • Intent to ship: WebRender was enabled by default in Betas since Firefox 64 for Desktop NVIDIA GPUs on Windows 10 and should be released with Firefox 67 in May

  • Firefox 67 willl be able to run different Firefox installs side by side by default.

  • Tabs can now be pinned from the Page Actions menu in the address bar

  • Users can block known cryptominers and fingerprinters in the Custom settings or their Content Blocking preferences

  • The Import Data from Another Browser feature is now also available from the File menu

  • Firefox will now protect you against running older versions of Firefox which can lead to data corruption and stability issues.



  • Firefox no longer supports handling webcal: links with

  • Change to extensions in Private Windows: Any new extensions you add to the browser won’t work in Private Windows unless you allow this in the settings.


  • The DevTools Changes panel now supports copying modified CSS. You can either copy the full changes or individual changed rules.

Developer Information