Customize controls, options and add-ons

Customize Firefox with add-ons, plugins, and extensions

Disable or remove Add-ons

Extensions, themes and plugins are all types of add-ons for Firefox. This article describes how to disable and remove add-ons in Firefox.

How to update add-ons

This article explains how to update your Firefox add-ons from the Extensions panel in the Add-ons Manager.

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.

What is plugin-container

Firefox runs plugins, like Adobe Flash, in a "plugin-container" to prevent Firefox from crashing. Learn more about how this works.

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