New Firefox 80.0.1 September 1, 2020. Mozilla plans to release a new stable version of the Firefox web browser on September 1, 2020. For info go here https://www.ghacks.net/2020/09/01/firefox-80-0-1-will-be-released-today-here-is-what-is-new/ release notes https://www.mozilla.org/en-US/firefox/80.0.1/releasenotes/ not yet updated..