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Make Firefox your default browser on Windows

About Add-on Badges

Firefox Translations

Access AI chatbots in Firefox

Change Firefox options, preferences and settings

Customize Firefox controls, buttons and toolbars

Manage local site storage settings

Connection settings in Firefox

Sponsors on the home page and New Tab page

Make Firefox your default browser

Firefox Password Manager - Alerts for breached websites

Block generative AI features with Firefox AI controls

Refresh Firefox - reset add-ons and settings

Global Privacy Control

Firefox's performance settings

Import data from another browser

Pop-up blocker settings, exceptions and troubleshooting

Watch DRM content on Firefox

How to manage your camera and microphone permissions with Firefox

Recover lost or missing Bookmarks

Allow or block media autoplay in Firefox

Personalized extension recommendations

Export Firefox bookmarks to an HTML file to back up or transfer bookmarks

How do I use the Firefox spell checker?

On-device AI models in Firefox

Restore the Menu bar in Firefox

How to set the home page

JavaScript settings and preferences for interactive web pages

Restore previous session - Configure when Firefox shows your most recent tabs and windows

Automatically fill in credit card and payment method data on Web forms

Restore bookmarks from backup or move them to another computer

Quick actions in the Firefox search bar

Manage Firefox search settings

Open Firefox automatically when you start your computer

Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window

Import bookmarks and other data from Google Chrome

Control whether Firefox automatically fills in forms

Automatically fill in your address on web forms

Web Push notifications in Firefox

Setting Firefox as the default browser does not work - What to do

Manually back up and restore Firefox profile data

Font size and zoom - increase the size of web pages

Turn picture-in-picture mode controls on and off

View site information with Page Info

Switch from Chrome to Firefox

Multi-Account Containers

Use the sidebar to access tools and vertical tabs

Add or remove a search engine in Firefox

Recommendations from Firefox

Usernames and passwords are not saved

Use Firefox in another language

Use Firefox in Full Screen mode

An extension changed my New Tab page or home page

Add alt text to images in your PDFs using Firefox

Manage your extensions using the extensions button in the toolbar

Choose your preferred PDF viewer in Firefox

Import Bookmarks from an HTML file

Customize items on your Firefox New Tab page

Compact mode workaround in Firefox

Manage file types and download actions in Firefox

Extension data collection

Customize keyboard shortcuts in Firefox

Tips for assessing the safety of an extension

Get started with the Mozilla VPN extension

Cannot remove an add-on (extension or theme)

Choose display languages for multilingual web pages

Import login and password data from a file

Control audio or video playback with your keyboard

Manage extension shortcuts in Firefox

How to disable the Enterprise Roots preference

Change the fonts and colors websites use

Why does Mozilla disable some add-ons from running in Firefox?

Use bookmark folders to organize your bookmarks

Use the Firefox Sidebar to access bookmarks, history, passwords and synced tabs

Add the Search bar to your Firefox toolbar

About Picture-in-Picture in Firefox

Importing Safari data into Firefox

How to restore a browsing session from backup

Change website appearance settings in Firefox

Change your location for a specific website

Reset Firefox preferences to troubleshoot and fix problems

How do I restore my tabs from last time?

How to reset the default user agent on Firefox

Import Bookmarks and other data from Microsoft Edge

What to do if you can't download or save files

Export bookmarks to Safari

Audio and video files in Firefox

Tab preferences and settings

How to add the translate add-on to Firefox

Firefox starts automatically when I restart Windows

How to pin and unpin Firefox from the taskbar on Windows 10 and Windows 11

Recommended Firefox privacy and security settings for families

A program on your computer interferes with the Mozilla VPN extension

Access your add-ons with a Mozilla account

Dedicated profiles per Firefox installation

Tab context menu

Change your default browser

How to search IMDB, Wikipedia and more from the address bar

Change the program used to open email links

Built-in themes in Firefox - alternative to complete themes

Access hidden tabs in Firefox

Feed reader replacements for Firefox

Assign shortcuts to search engines

Change your two-step authentication device for your Mozilla account

Remove the Other Bookmarks folder from the Bookmarks Toolbar

How to configure Close Tab warnings in Firefox

My default search engine changed after updating Firefox

Site Permission Add-ons

Disable Mozilla VPN protection for a specific website

What to do if another extension interferes with the Mozilla VPN extension

Harmful add-on protection

Restore the default Smart Bookmarks Folders

Block and unblock websites with parental controls on Firefox

How to fix preferences that won't save

Changes to toolbars and window sizes are not saved

Firefox doesn't save web form entries

Share data with Mozilla to help improve Firefox

Closing multiple Tabs - option to disable warning

How to disable the built-in PDF viewer and use another viewer

Get help with Firefox Developer Edition

Customize your New Tab page to hide or display content

Re-enable multi-process support disabled by Windows utilities

Print simplified, clutter-free pages in Firefox

File system paths on Linux are always treated as UTF-8

Facebook Container isn't working

How is Facebook Container different from Multi-account Containers?

How to use collections on addons.mozilla.org

Disable high contrast mode in Firefox

Drag and Drop errors with Firefox Launcher Process enabled and Windows UAC disabled - How to Fix

Review installed extensions

Firefox Browser welcome pages - helping you get more from Firefox products and services

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