Frequently asked questions about Firefox Accounts on Mozilla Support.
You can view PDF files in Firefox using the built-in viewer or with a third-party tool. Learn more.
This is a list of Firefox keyboard shortcuts for working with tabs, bookmarks, searching the web, playing media files and more.
Firefox stores your personal information and settings in a profile folder. Learn to work with different profiles on Firefox.
Bookmarks are links to web pages that make it easy to get back to your favorite places. Learn the basics of making and managing bookmarks.
Learn how the address bar makes it easy to search the Web, find bookmarks or pages you visited before, use search engines and more.
Firefox keeps track of the websites you visit when you browse the Web. Learn how to view, search and sort your browsing history.
This articles covers the basics of print settings and formatting options in Firefox.
The Downloads panel and Library keep track of files you download. We'll show you how to access, manage, change settings and find your files.
Pinned Tabs (or App Tabs) allow you to keep your favorite web apps, like Facebook and Gmail, open and just a click away. This article explains how to use them.
Learn how to use Smart Keywords to search a specific website directly from the Firefox Search bar.
This article describes different methods to delete pages from your Firefox Bookmarks.
We'll show you how to sort or rearrange your bookmarks in the sidebar or Library window view.
You can add "tags" to bookmarks. These tags are used to help categorize bookmarks so you can find them easier. Learn how they work.
Firefox automatically checks your spelling as you type. Available options include adding dictionaries and removing words added by accident.
The Full Screen feature lets you expand the Firefox browser to fill up your whole screen. This article explains how to turn it on and off.
This article explains what bookmarklets are, and how to install and use them.
By displaying a website in a tab, Firefox lets you have multiple websites open inside a single window. This article covers the basics of using tabs.
Pocket for Firefox lets you save web pages for later in one click. Access your Pocket list on your computer, phone or tablet.
This is a list of Firefox mouse shortcuts that you can use to navigate websites, work with tabs, zoom in and out, and more.
Learn about Firefox features that make the browser and content accessible to those who have low vision, no vision or limited ability to use a keyboard or mouse.
Learn how to easily make a shortcut on your desktop that will open Firefox and take you to a favorite website.
When you are viewing a website in Firefox, you can search for words, phrases or links on the page. This article explains how it works.
Links to release notes for Firefox and Firefox for Android.