Learn how to download, install, delete, update, uninstall Java and to view & manage Java Runtime, Runtime Environment, JRE Settings, Java Cache in Windows.

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.

Setting the PATH variable allows you to launch programs via CLI from anywhere on your system. Here's how to set the PATH variable in Windows and make the most of it.

To check which version of Java you have on your Windows computer, you'll need to open the Command Prompt.