If you want to download and install Java JDK 18 on Windows 11/10 computer, you will also have to set up a Path in Environment Variable.

If Java is not working in VS Code, Edge, Chrome on Windows 11, download the latest version, fix the registry and add environment variables to fix the issue.

The beauty of Java is that applications created for the JRE work universally across multiple platforms, making it possible for developers to build applications once and have them run almost anywhere.

There are three simple ways to set JAVA_HOME in Windows. This tutorial shows you how to do it manually, from the command line and through the installer.

How do you run a JAR file on Windows, Mac or Linux? Double click the JAR? Run the JAR at the command line? Several approaches will work if you have Java or the JDK installed.