Click the green Download Java button and run the installer program. If you have the Java Runtime Environment installed, and the JAR file is executable, it should open with a double-click.

Want to learn to code and write your first Java program? Here's a quick and fun Java programming tutorial that will have your running your first Java program in less than 10 minutes.

Learn how to set the PATH variable in macOS. The PATH variable is a file system environment variable that contains the location of commands and program files. In this article, you’ll learn how ...