• Display preview image and favicon in the New Bookmark dialog

• Added a Clear Site Data and Cookies button to the identity popup located next to  the address bar so as to provide a quick and easy process to delete local data for the visited website

• Three-pane Inspector in Developer Tools separates the rules into its own panel

• New tab page sections such as top sites, highlights, and Pocket can be adjusted to include 1 to 4 rows in the Preferences

• Added Canadian English (en-CA) locale

• Users who disconnect Firefox for desktop from Sync are now offered the option to wipe their personal data from that device (such as bookmarks, passwords, history, cookies, and site data)

• Added a button to the hamburger menu to toggle Tracking Protection on and off

• The description field for bookmarks has been removed. Users who manually changed the field can export old descriptions via html or json. Stored descriptions will be removed in a future release.

• Changes affecting developers

Developer Information

Web Platform

• JavaScript library for interactive editing of CSS Shapes values in the browser, with functional values like polygon(), circle() and ellipse()

• CSS Variable Fonts (OpenType Font Variations) enable a single font file to behave like multiple fonts