The other method mentioned was through a third-party PPA, for the installation of Java on our computer we will use the repository that the guys at webupd8team offer us.įor this we must open a terminal and execute the following command: sudo add-apt-repository ppa:webupd8team/java How to install Java on Ubuntu 18.04 from PPA? To install Ubuntu Java Open JDK version 9 run: sudo apt install openjdk-9-jdkĪnd for Java Open JDK 8 run: sudo apt install openjdk-8-jdk To install Ubuntu Java Open JDK version 11 we must open a terminal and execute: sudo apt install openjdk-11-jdk Ubuntu containing an open source version Java binaries at runtime called Open JDK. It is also important to know that we have free alternatives to Java which we can install directly from the official Ubuntu repositories.

How to install free Java alternatives on Ubuntu 18.04?

Which will return a response with our java version installed. To check that we have Java installed in our system we only have to execute: java -version While to install the execution environment we execute: sudo apt-get install default-jre Y finally we install Java with this command: 4.Ubuntu 18.04 LTS Bionic Beaver Installation Guideįirst we must update the system with: sudo apt-get update The nano editor should look like the one shown in Fig. Now press Ctrl + O and press Enter to write our change. Scroll down by pressing Page Down button and add at the end of this file: The above steps will install JDK to the path /usr/java/jdk-11 Now copy the downloaded file to this location and extract it as shown below: We can install multiple versions of Java in this directory.

Open the terminal and make directory /usr/java ot done yet to keep java installations. >sudo wget -c -header 'Cookie: oraclelicense=accept-securebackup-cookie' We can also download the JDK on terminal using the command as mentioned below:

Install java 11 ubuntu