Download Mozilla Firefox, a free Web browser. Firefox is created by a global non-profit dedicated to putting individuals in control online. Get Firefox for Windows, macOS, Linux, Android and iOS today!

Download Mozilla Firefox for Windows, a free web browser. Firefox is created by a global not-for-profit dedicated to putting individuals in control online. Get Firefox for Windows today!

Mozilla is the not-for-profit behind the lightning fast Firefox browser. We put people over profit to give everyone more power online.

Choose the browser that prioritizes you, not their bottom line. Don't settle for the default browser. When you choose Firefox, you protect your data while supporting the non-profit Mozilla Foundation, whose …

4 days ago · It launches with Firefox version 148 on Feb. 24, and you can keep everything, shut it off entirely, or cherry-pick the AI features you want to use.

Take control of your internet with the Firefox browser, wherever you go. Whether you’re looking for an incognito browser, want to use a private search engine, or just need a reliable and fast web...

1 day ago · Firefox and other companies are starting to see why giving users a choice over AI features matters.

15 hours ago · Mozilla has announced that Firefox users will soon be able to completely turn off artificial intelligence features in the browser.

3 days ago · Firefox browser to add 'AI off-switch,' bucking industry trend Mozilla offers a refreshing counter-example to endless AI integrations. Will other bowser makers follow suit?

Firefox 148 launches February 2026 with a complete AI kill switch, letting users disable all current and future AI features with one toggle.