Manage Multiple JDK/ JAVA version on windows machine

How to manage multiple JDK or Java versions on a windows machine easily. The sample Bat file is here. @echo off set JAVA_HOME=C:\Program Files\Java\jdk-9.0.4 set Path=%JAVA_HOME%\bin;%Path% echo Java 9 activated. Download Oracle JDK https://www.oracle.com/java/technologies/javase/javase8-archive-downloads.html Download Open JDK https://jdk.java.net/archive/ Github Source Code and scripts available https://github.com/maheshwarLigade/JDKScripts/tree/main