Firefox Color Changelog
What's new in Firefox Color 2.1.6
Jul 22, 2020- More areas of the browser are available through the “Advanced colors” tab
- Installation no longer changes your browser’s current theme
- The "Revert all" option has been added to disable the theme
New in Firefox Color 2.1.5 (Oct 3, 2019)
- Firefox Color has officially graduated from Mozilla’s now-retired Test Pilot program.
- This update includes support for standard theme properties, to replace deprecated theme aliases. These changes target Firefox 70 and are also backwards compatible with earlier versions.