Customize settings and preferences

Add-on Badges

You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.

Firefox Firefox Last updated: 01/15/2024

Firefox Page Info window

The Firefox “Page Info” window gives you details about the page you're on. You can also use it to change permissions for the website.

Firefox Firefox Last updated: 08/01/2023

Does Firefox share my location with websites?

Learn what information Firefox sends to web sites about your location and how to use and manage location-aware features of your browser.

Firefox, Privacy and Security Firefox, Privacy and Security Last updated: 09/07/2023

Make Firefox your default browser

How to make Web links open in Firefox automatically by setting it as the default browser on your computer.

Firefox Firefox Last updated: 05/14/2024

Manage local site storage settings

Learn about local storage, how to access storage settings, remove site data or set exceptions for websites to store data in Firefox.

Firefox Firefox Last updated: 2 weeks, 5 days ago

Global Privacy Control

How to make Firefox advise websites that you visit not to sell or share your browsing information.

Firefox Firefox Last updated: 11/22/2023

Connection settings in Firefox

Your organization or Internet Service Provider may offer or require you to use a proxy to connect to the Internet. Learn more.

Firefox Firefox Last updated: 11/18/2023

Firefox's performance settings

Firefox automatically uses settings that work best with your computer. You can always change these settings.

Firefox Firefox Last updated: 12/06/2021

Multi-Account Containers

Add Container tabs to Firefox with the Multi-Account Containers add-on, to separate your work and personal browsing.

Firefox Firefox Last updated: 03/01/2024

How to set the home page

Learn how to change what page you see when you first start Firefox, click the home button or open a new window.

Firefox Firefox Last updated: 03/10/2024

Restore the Menu bar in Firefox

The Firefox Menu bar (File, Edit, View, History, Bookmarks, etc.) may be hidden or missing. Learn how to restore the Menu bar.

Firefox Firefox Last updated: 12/24/2023

Recommendations from Firefox

This article describes why and how extension recommendations are made, including how to turn off recommendations.

Firefox Firefox Last updated: 03/06/2024

Allow or block media autoplay in Firefox

Firefox prevents media from playing automatically on websites you visit, unless you grant permission. Learn more about this feature.

Firefox Firefox Last updated: 05/11/2024

How do I restore my tabs from last time?

This article explains the different options you have for opening the tabs and windows you had open the last time you used Firefox.

Firefox Firefox Last updated: 12/01/2023

Switching from Chrome to Firefox

Firefox can automatically move bookmarks, passwords, history and other preferences from Chrome without deleting it or interfering with any of its settings.

Firefox Firefox Last updated: 08/09/2023

Change the fonts and colors websites use

This article describes how to customize the way you see websites by choosing font styles and colors that will override those used by the websites.

Firefox Firefox Last updated: 05/11/2024

About Picture-in-Picture in Firefox

The Picture-in-Picture feature allows you to pop videos out of their webpage, so you can watch while continuing to work in other tabs.

Firefox Firefox Last updated: 05/05/2024

How do I use the Firefox spell checker?

Firefox's spell checker streamlines writing by auto-detecting errors, offering quick fixes, and custom dictionary additions for flawless text.

Firefox Firefox Last updated: 02/09/2024

What if I'm locked out of Two-Step Authentication?

Disable two-step authentication or use a backup authentication code to regain access to your account if you've been locked out of two-step authentication login.

Firefox, Mozilla Account Firefox, Mozilla Account Last updated: 11/04/2023

Use bookmark folders to organize your bookmarks

Firefox allows you to group your bookmarks into folders to organize them by topic or task, etc. This article explains how to organize your bookmarks this way.

Firefox Firefox Last updated: 03/09/2021

Cannot remove an add-on (extension or theme)

This article describes how to uninstall an extension or theme that can't be removed normally. This includes problematic toolbars and search bars.

Firefox Firefox Last updated: 07/02/2022

Disable or re-enable Pocket for Firefox

The Pocket save and recommendations features are included with Firefox by default. Learn how to disable or remove Pocket from Firefox and how to re-enable it.

Firefox, Pocket Firefox, Pocket Last updated: 3 weeks, 2 days ago

Change the program used to open email links

Learn how to change the email program that Firefox opens when you click a “mailto” link, or use the “Email Link” and “Email Image” features.

Firefox Firefox Last updated: 12/11/2023

HTML5 audio and video in Firefox

Firefox can handle audio and video content on web pages and can open some media files. Learn about supported formats and managing playback.

Firefox Firefox Last updated: 05/12/2024

Search with the Firefox address bar

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 Firefox Last updated: 1 week, 1 day ago

Change your Mozilla account password

How to change your Mozilla account password if you detect strange activity on your account.

Firefox, Mozilla Account Firefox, Mozilla Account Last updated: 10/28/2023

Access hidden tabs in Firefox

Firefox lets you know when there are tabs hidden in the background so you can access them easily.

Firefox Firefox Last updated: 07/03/2018

Importing Safari data into Firefox

Import data from your Safari browser into Firefox. You must enable Full Disk Access on macOS version 10.14 (Mojave).

Firefox Firefox Last updated: 07/26/2023

Access your add-ons with a Mozilla account

The (AMO) site is using Mozilla accounts to offer a more integrated experience across all Mozilla services and products.

Firefox, Mozilla Account Firefox, Mozilla Account Last updated: 11/28/2023

Feed reader replacements for Firefox

Firefox's built-in support for web feeds and Live Bookmarks ended in December 2018 with version 64. Learn more and find alternatives.

Firefox Firefox Last updated: 12/19/2019

Review installed extensions

Reviewing the extensions you have installed periodically can make it harder for malicious extensions to put your security and privacy at risk.

Firefox Firefox Last updated: 07/01/2019

Firefox Notes status

Learn more about the discontinuation of Firefox Notes on November 1, 2020.

Firefox Firefox Last updated: 09/20/2020

End of support for Adobe Flash

Like other browsers, Firefox has ended support for Adobe Flash. Learn about the details here.

Firefox Firefox Last updated: 03/06/2021

Personalize Firefox with colorways

Personalize your browsing experience with Colorways themes for Firefox, created in partnership with an industry color specialist.

Firefox Firefox Last updated: 04/11/2024

Through the Looking Glass

Learn more about Firefox's collaboration with Mr. Robot on a shared experience.

Firefox Firefox Last updated: 12/19/2017

How to fix Pocket login issues

Learn how to add an exception for Pocket in Firefox, to prevent being prompted to sign in to Pocket when saving to the site.

Firefox, Pocket Firefox, Pocket Last updated: 10/25/2023

DOM events changes introduced in Firefox 66

Firefox 66 introduced DOM events changes for compatibility with legacy content. Learn more.

Firefox, Firefox for Enterprise Firefox, Firefox for Enterprise Last updated: 07/09/2019

Pocket sponsored stories on new tabs

Pocket occasionally partners with select publishers and brands to deliver sponsored stories on the Firefox New Tab page. Learn more.

Firefox, Pocket, Privacy and Security Firefox, Pocket, Privacy and Security Last updated: 2 weeks, 4 days ago

Tab context menu

Explore the features available in the tab context menu in Firefox, including options for managing and organizing your tabs.

Firefox Firefox Last updated: 3 weeks, 5 days ago

Mozilla Voice Server Proxy Retiring

Mozilla is ending official support for the Mozilla Voice Proxy Server and its related projects. Learn more about the retirement of server and extensions.

Firefox Firefox Last updated: 02/01/2021

Site Permission Add-ons

Sites can ask to install permission add-ons that modify Firefox’s default security behavior to give them extra privileges. Learn more.

Firefox Firefox Last updated: 01/02/2023
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