Update repository: sudo add-apt-repository ppa:openjdk-r/ppa # only Ubuntu 17.4 and earlier Open Terminal from Application Dash or press Ctrl+ Alt+ T How to install Open JDK (Java developement kit) in Ubuntu (Linux)? Make sure that the class name and file name are the same.Referring to Ask Ubuntu question How to set JAVA_HOME for OpenJDK?, Now write the first Java program as shown below, save the program as HelloWorld.java and exit the editor. In this step, we will write, compile, and execute our first program in Java using the standard Hello World example. It will show the JDK download page as shown in Fig 1. Open the browser and search for Download JDK 18 or click the link to download from the Oracle website. You may also follow the How To Install OpenJDK 18 On Ubuntu to install the latest OpenJDK on Ubuntu and How To Install Java 18 On Ubuntu to install Oracle JDK. You may also install the popular IDEs to develop Java applications by following - How To Install Eclipse For Java On Windows, How To Install IntelliJ IDEA for Java on Windows, How To Install NetBeans On Windows, and How To Install VSCode For Java On Windows. The premier support will be available till September 2026 and extended support will be available till September 2029. The Java 17 is an LTS version which means there will be long-time support from Oracle for the same. Java 18 is using the Commercial License and OpenJDK 18 is using the open-source GNU General Public License v2, with the Classpath Exception (GPLv2+CPE). You can also, follow How To Install OpenJDK 18 On Windows to install the open-source version of Java 18 i.e. Notes: We can use Java 18 free for general-purpose computing usage.

The steps should be the same for other versions of the Windows operating system. It provides the steps required to install Oracle JDK 18 on Windows 10.

This tutorial provides all the steps required to install the Oracle Java 18 officially distributed by Oracle for Windows.

Installing java jdk