Let me show you how. First, we’re going to install Java 17 and Java 18, so you can see how the switching is done. To install Java 17, open a terminal window and issue this command: ...

Here are the three easiest ways to fix Java’s “not recognized as an internal or external command” error: Install or reinstall Java and the JDK on your computer Add Java’s bin directory to the computer ...

default-java java-21-openjdk-amd64 Ubuntu's JDK install folder The default-java folder is a symbolic link to the actual location of the JDK install on Ubuntu. When you reference the JDK install ...