Skip to main content
Switch language
Skip to search

Hasiera
Firefox
Settings
Add-ons, extensions, and themes

Settings

Add-ons, extensions, and themes

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

In English

Add-on Badges

Permission request messages for Firefox extensions

Understanding the risks of installing self-hosted extensions

Extensions in Private Browsing

Disable or remove Add-ons

Personalized extension recommendations

Recommended Extensions program

Tips for assessing the safety of an extension

Multi-Account Containers

Upgrade your graphics drivers to use hardware acceleration and WebGL

Manage your extensions using the extensions button in the toolbar

Manage optional permissions for Firefox extensions

Add-on signing in Firefox

Cannot remove an add-on (extension or theme)

An extension changed my New Tab page or home page

Facebook Container - Prevent Facebook from tracking you on other websites

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

Use themes to change the look of Firefox

Use Firefox in another language

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

Manage extension shortcuts in Firefox

Find and install add-ons to add features to Firefox

How to update add-ons

Why is there an OpenH264 plugin in Firefox?

Disable VPN protection for a specific website

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

Unable to install add-ons (extensions or themes)

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

What is search hijacking?

How is Facebook Container different from Multi-account Containers?

Report extensions and themes for abuse

Firefox Translations Add-on

Get started with the Mozilla VPN extension

A program on your computer interferes with the Mozilla VPN extension

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

Built-in themes in Firefox - alternative to complete themes

Facebook Container isn't working

Review installed extensions

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 VPN extension preferences

Flash-based videos and sound do not play correctly

Get help with Firefox Developer Edition

Access your add-ons with a Mozilla account

How to add the translate add-on to Firefox

Lightbeam extension for Firefox is no longer supported

Troubleshoot issues related to add-ons

Recommended Firefox extensions for families and students

Site Permission Add-ons

Integrate Firefox Relay into the Firefox Password Manager

Change your location for a specific website

Illustration of hands

Volunteer

Grow and share your expertise with others. Answer questions and improve our knowledge base.