![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![2019 Firefox Flashback](https://ph-files.imgix.net/154b5faa-b825-4a91-a146-903cc062319d.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Firefox Lockwise](https://ph-files.imgix.net/9f7a1434-3031-47b4-95e3-636f4e4c29e0.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Firefox Quantum is the newest, fastest version of Firefox yet. Launches November 14, 2017. Available in beta now for all.
![Firefox Quantum](https://ph-files.imgix.net/cfd8789c-9f36-4082-b8d4-5830e5113db4.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Firefox Quantum is fast for good.
Mozilla has completely reinvented Firefox, building a brand new engine made for modern multi-core computers. Firefox Quantum runs super fast, without sucking up your memory, thanks to the Rust programming language. Firefox Quantum also features a fast, modern UI that gets out of your way.
![Firefox Quantum](https://ph-files.imgix.net/ce715ceb-767c-4e84-b23c-0b28c2c76015.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Firefox Quantum is the newest, fastest version of Firefox yet. Launches November 14, 2017. Available in beta now for all.
![Firefox Quantum](https://ph-files.imgix.net/cfd8789c-9f36-4082-b8d4-5830e5113db4.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
![Nick Nguyen](https://ph-avatars.imgix.net/712858/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)
Browse like no one’s watching. The new Firefox Focus automatically blocks a wide range of online trackers — from the moment you launch it to the second you leave it. Easily erase your history, passwords and cookies, so you won’t get followed by things like unwanted ads.
![Firefox Focus](https://ph-files.imgix.net/114bfafd-e1e4-4b11-96b5-bccbc79387b6.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop)