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.

If you've run into common JAVA_HOME errors such as JAVA_HOME not found or JAVA_HOME set to an invalid directory, we've got the fix for you with these tips.

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.