How to turn off Java applets (Java Plug-in)

[Windows] Java Plug-in

* Firefox 15.0 default disabled Java(TM) Platform SE 6 U14  (Java Plug-in 16.0_14 for Mozilla browsers.
This article explains how to disable the Java plugin in Firefox so that Java applets no longer run.

By default, Firefox allows Java applets to launch automatically. However, you may decide that you do not want Java applets to run. To disable Java applets in Firefox:

  1. At the top of the Firefox window, click on the Tools menu, and then click Add-ons. The Add-ons Manager tab will open.
  2. In the Add-ons Manager tab, select the Plugins panel.
  3. Click on the Java plugin to select it.
  4. Click on the Disable button (if the button says Enable, Java is already disabled).

Java applets will no longer be permitted to launch in Firefox.

[Linux] Java Plug-in

IcedTea-Web Plugin executes Java applets.

The IcedTea-Web project provides a Free Software web browser plugin running applets written in the Java programming language and an implementation of Java Web Start, originally based on the NetX project.

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