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Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

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Firefox
Settings
Add-ons, extensions, and themes

Settings

Add-ons, extensions, and themes

Enhance product functionality with add-ons, extensions, and themes.

In English

About Add-on Badges

About permission request messages for Firefox extensions

Understanding the risks of installing self-hosted extensions

Disable or remove Add-ons

Extensions in Private Browsing

Find and install add-ons to add features to Firefox

Personalized extension recommendations

Recommended Extensions program

Add-on signing in Firefox

JavaScript settings and preferences for interactive web pages

Multi-Account Containers

Manage your extensions using the extensions button in the toolbar

An extension changed my New Tab page or home page

Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems

Upgrade your graphics drivers to use hardware acceleration and WebGL

On-device AI models in Firefox

Use Firefox VPN in Firefox

Use themes to change the look of Firefox

Tips for assessing the safety of an extension

Manage optional permissions for Firefox extensions

Use Firefox in another language

Cannot remove an add-on (extension or theme)

Send plugin crash reports to help Mozilla improve Firefox

Manage extension shortcuts in Firefox

Extension data collection

Get started with the Mozilla VPN extension

Access your add-ons with a Mozilla account

Facebook Container - Prevent Facebook from tracking you on other websites

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

Unable to install add-ons (extensions or themes)

Why is there an OpenH264 plugin in Firefox?

Site Permission Add-ons

A program on your computer interferes with the Mozilla VPN extension

Orbit Frequently Asked Questions

Remove a toolbar that has taken over your Firefox search or home page

Why do Java, Silverlight, Adobe Acrobat and other plugins no longer work?

How to add the translate add-on to Firefox

Disable Mozilla VPN protection for a specific website

Change your location for a specific website

Re-enable add-ons that were disabled when updating Firefox

How is Facebook Container different from Multi-account Containers?

Troubleshoot issues related to add-ons

Firefox Translations Add-on

Integrate Firefox Relay into the Firefox Password Manager

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

Flash-based videos and sound do not play correctly

Get help with Firefox Developer Edition

What is search hijacking?

How to update add-ons

Built-in themes in Firefox - alternative to complete themes

Facebook Container isn't working

Report extensions and themes for abuse

Review installed extensions

Lightbeam extension for Firefox is no longer supported

Recommended Firefox extensions for families and students

X-Mouse Button Control in Firefox 110

Why aren’t my add-ons working on some websites?

How will DNS work when using the VPN extension?

Manage the Mozilla VPN extension preferences

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