This post explains how to install Java or check which version is running on your machine. Install on any OS, and learn about the JDK.

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.

Click on the major version you want to download from the "Java SE" list. For example, choose "Java SE 6" if you want to download any version number ranging from Java 6.0 to Java 6.43.

Having an up-to-date Java version on your Mac is necessary for accessing countless websites and applications. Visit Business Insider's homepage for more stories.