Install Firefox with Java support in Ubuntu Linux 18.04

Install Firefox with java support Ubuntu 18.0


First, make sure you have installed the JRE or JDK. For this example I use the JDK installed in the directory: /opt/jdk1.8.0_201

Execute these commands:


Create a directory of the installation

Download the Firefox, version 50:

Uncompress it

Create the directory .mozilla/plugins in the home directory of the user:

Create a soft link to enable the java ( inside of plugins directory:

Start Firefox:



1. Menu –> Add-ons


2. The Java plugin must be in the plugin list