Firefox Beta
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.

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73.0beta
Firefox Beta

January 7, 2020

Version 73.0beta, first offered to Beta channel users on January 7, 2020

New

  • Added support for setting a default zoom level applicable for all web content, regardless of site. This option is available in about:preferences under "Language and Appearance" and can be scaled up or down from 100% as needed.

Fixed

  • Improved audio quality when playing back audio at a faster or slower speed.

  • Fix for MFSA 2020-03 included in Firefox Desktop and DevEdition 73.0b2 builds and newer.

Changed

  • In addition to Cloudflare (which remains the default when DNS over HTTPS is enabled) and custom DNS over HTTPS provider options, users now have the option of selecting NextDNS as the Firefox DNS over HTTPS resolver via the Network Settings dialog in Preferences.

Web Platform

  • Improved auto-detection of legacy text encodings on old web pages which don’t explicitly declare the text encoding.

Get the most recent version

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