Firefox Quantum now out of superposition, leaps to general availability November 14, 2017 by admin Tweet Mozilla has unveiled version 57 of its browser, dubbed Firefox Quantum, which comes with a new UI, vastly improved CSS engine, shorter load times, less RAM utilization and much more. Read more… Neowin Related Posts:Mozilla shuts down even more Firefox services you…Firefox 115 is out, the last version to support…Mozilla launches Firefox 114 with fairly small, but…Firefox 142.0.1 is out with a few fixes for browser…Mozilla fixes Firefox installation issues in version 127.0.1