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!

2025年2月4日 · Firefox is no longer supported on Windows 8.1 and below. Please download Firefox ESR (Extended Support Release) to use Firefox.

Release notes for each version of Firefox. Help us improve your Mozilla experience In addition to Cookies necessary for this site to function, we’d like your permission to set some additional Cookies to better understand your browsing needs and improve your experience.

2024年11月18日 · Configure how Firefox installs updates. In the Menu bar at the top of the screen, click Firefox and then select Preferences or Settings, depending on your macOS version. Click the menu button and select Settings. In the General panel, …

2024年10月22日 · Update Firefox to the latest release Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.

3 天之前 · Version information for Firefox, including the various platforms or hardware it runs on and when the latest version was released.

2025年1月4日 · This article explains how to install Firefox on Windows, either with a simple online installer from Mozilla or from the Microsoft Store. If you need a full, offline installer with custom options, see Custom installation of Firefox on Windows. To update Firefox from a previous version, see Update Firefox to the latest release.

2025年2月3日 · Download Mozilla Firefox - Improve your browsing experience with Mozilla's open-source and highly acclaimed Firefox.

2024年12月10日 · The latest version of Firefox, v133.0, was released on November 26, 2024. Here are some changes new to this version: Firefox now has a new anti-tracking feature, Bounce Tracking Protection, which is now available in Enhanced Tracking Protection's "Strict" mode.

Check your Firefox version (in the “About Firefox” window) and look for “(32-bit)” or “(64-bit)” after the version number: If you see “(32-bit)” and you are running Firefox 56.0 or older, updating to the latest Firefox version should automatically upgrade you to 64-bit.