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Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Learn the Basics: get started

Tab basics

In English

Use widgets on your Firefox New Tab page

Create tasks in Smart Window

Fill out forms faster with Smart Window

Customize keyboard shortcuts in Firefox

Split View in Firefox

Use web apps in Firefox for Windows

Pinned Tabs - keep favorite websites open and just a click away

Tab groups in Firefox

Tab preferences and settings

How to configure Close Tab warnings in Firefox

How to use AI-enhanced tab groups

Unload tabs to reduce system memory usage in Firefox

Search the web via images in Firefox with Google Lens

Tab Notes in Firefox

Share a webpage with a QR code in Firefox Desktop

Firefox View - View all tabs from your recent browsing and history

Unload inactive tabs to save system memory in Firefox

How it Works - Respectful Ads @ Mozilla

Use tabs to organize lots of websites in a single window

Mute sound in Firefox tabs

Tab context menu

Tab overview menu

Home page with pipe character opens extra tabs when Firefox starts

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