While you can always use the Windows 11 Settings app or the Task Manager for common things in Windows, the Command Prompt has nifty tricks, too.

If Java is not recognized as internal or external command, you need to make sure that the installation is not problematic and its path is recognized as system variables.

How install Java 21 on Windows Follow these steps to quickly install Java 21 on your operating system: Navigate to jdk.java.net and download your platform’s zip file. Extract the Java 21 zip file to a ...