You asked: Do I need Java with Firefox?

As of September, 2018, Firefox no longer offers a version which supports NPAPI, the technology required to run Java applets. The Java Plugin for web browsers relies on the cross-platform plugin architecture NPAPI, which had been supported by all major web browsers for over a decade.

Does Firefox still use Java?

Due to security issues, current versions of Firefox do NOT support Java, nor will future versions. To enable Java content, you will have to install an old, 32-bit version of Firefox and then manually add the Java plugin.

Do browsers need Java?

Do I need Java installed in my browser? In short: probably not. Unless you’re trying to use a very old website which still relies on Java Applets, you probably don’t need it. In fact, most modern web browsers don’t even support the Java plugin any more!

Can I enable Java in Firefox?

On the left select “Plugins” Find the Java plugin that you have installed – Will most likely begin with “Java(TM) Platform” In the drop down menu select “Never Activate” to disable Java. Select “Always Activate” or “Ask to Activate” to enable Java.

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What version of Firefox works with Java?

Support for Java with Firefox ended with Firefox version 51. If your version of Firefox is newer than version 51, you will need to use another browser, such as Internet Explorer or Safari. If your version of Firefox is 51 or older, Java can be enabled to run with it.

How do I use Java with Firefox?


  1. Open the Firefox browser or restart it, if it is already running.
  2. From the Firefox menu, select Tools then click the Add-ons option.
  3. In the Add-ons Manager window, select Plugins.
  4. Click Java (TM) Platform plugin (Windows) or Java Applet Plug-in (Mac OS X) to select it.

Do any browsers still support Java?

So, today Internet Explorer is the only browser that supports Java Applet.

Is Java discontinued?

Say goodbye to Java in the browser—not an insecure moment too soon. … Oracle says that it’s discontinuing its Java browser plugin starting with the next big release of the programming language. No, Oracle isn’t killing the Java programming language itself, which is still widely used by many companies.

What does Java do on a computer?

‘Java can be used to create complete applications that may run on a single computer or be distributed among servers and clients in a network. It can also be used to build a small application module or applet (a simply designed, small application) for use as part of a Web page.

Does Microsoft EDGE support Java?

The Edge browser does not support plug-ins and therefore will not run Java.

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Do I have Java?

Type “java -version” into the Command Prompt, then press Enter on your keyboard. After a moment, your screen should display the information your computer has about Java, including what version you have installed.

How do I install Java plugin in Firefox?

Follow the below instructions to activate it:

  1. While you’re in Firefox, go to > Add-ons.
  2. In the Add-ons Manager window, select Plugins.
  3. Click Java (TM) Platform plugin to select it.
  4. Make sure Java is set to “Always Activate”

When did Firefox stop Java?

Firefox no longer provides NPAPI support (technology required for Java applets) As of September, 2018, Firefox no longer offers a version which supports NPAPI, the technology required to run Java applets.

What is the last version of Firefox to support Java?

Go to in a browser. This is where you can download the last version of Firefox that supported Java. Select a 32-bit link. Click the firefox-51.0b9.

How do I download Java for Firefox?

Refer to your specific Internet firewall manual for instructions on how to disable your Internet Firewall.

  1. Go to and click on the Free Java Download button.
  2. On the Firefox download page click on the Agree and Start Free Download button.
  3. The File Download dialog box appears, click on the Save File button.