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!

Get a sneak peek at the latest Firefox browser features before they’re released. Test your sites against soon-to-be-released Firefox browser features with powerful, flexible DevTools that are on by default.

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 …

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Firefox: Get the gold standard for browsing with speed, privacy and control. Thunderbird: Go chaos-free with one app for all your emails, calendars and contacts.

Dec 18, 2025 · Firefox works well on both desktops and mobile devices. You can download it for free on Windows, macOS, and Linux computers. It is also available on Android and iOS smartphones and …

Get Firefox for Windows, Mac or Linux. Firefox is a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy.

Firefox is a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy.

Download the browser that puts your privacy first — get Firefox for Windows, macOS, or Linux on desktop.

Oct 7, 2025 · To install Firefox on your computer: Visit this Firefox download page in any browser, such as Microsoft Edge. Click the Download Now button. The Firefox Installer that downloads will …