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.

Everyone deserves access to the internet — your language should never be a barrier. That’s why — with the help of dedicated volunteers around the world — we make Firefox available in …

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

Learn how Firefox will continue supporting Windows 10 after Microsoft ends its updates, and discover the steps Mozilla recommends to keep your browsing experience secure.

Oct 7, 2025 · 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 …

Mar 5, 2014 · REDIRECT How to install Firefox on Windows Share this article: http://mzl.la/1ApHnXO These fine people helped write this article:

Download Firefox extensions and themes. They’re like apps for your browser. They can block annoying ads, protect passwords, change browser appearance, and more.

Fix error “Website will not allow Firefox to display the page.” Learn why Firefox may block a page embedded by another site, and what you can do to open it.

Firefox: Hol dir den Goldstandard in Sachen Browsing, mit Geschwindigkeit, Datenschutz und Selbstbestimmung. Thunderbird: Vereinfache dein Leben mit einer App für all deine E-Mails, …

Sep 28, 2025 · Firefox comes with a set of default search engines, and you can add more from websites, add-ons, or partner pages. Some users want to add fully custom search engines, but …