
Make Firefox your default browser | Firefox Help - Mozilla Support
May 14, 2024 · How to make Web links open in Firefox automatically by setting it as the default browser on your computer.
Installation and updates | Firefox Help - Mozilla Support
Sep 25, 2025 · 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.
Mozilla Support
What Windows 10 end of support means for Firefox users Learn how Firefox will continue supporting Windows 10 after Microsoft updates end and what steps Mozilla recommends to keep your browsing …
How to install Firefox on Windows | Firefox Help
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 options, see …
Client Challenge - Mozilla Support
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Cookies - Information that websites store on your computer
Sep 13, 2025 · What is a cookie? A cookie is information stored on your computer by a website you visit. In some browsers, each cookie is a small file but in Firefox, all cookies are stored in a single file, …
Private Browsing - Use Firefox without saving history
Feb 22, 2025 · Firefox Private Browsing is great for viewing websites without saving things such as cookies, temp files and a history of the pages you visit.
Add or remove a search engine in Firefox | Firefox Help
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 …
Bookmarks in Firefox | Firefox Help - Mozilla Support
Oct 20, 2025 · Bookmarks (called Favorites in Microsoft Edge) are links you save to web pages that make it easy to get back to your favorite places. This article covers the basics of creating and …
Install Firefox on Linux | Firefox Help - Mozilla Support
Nov 14, 2025 · Many Linux distributions come with Firefox pre-installed and set as the default browser. However, if you need to install Firefox on Linux using a different method, the following guide will …