Java Roughly divided into two download categories. It means, Before installing anything, You must be sure of the Java Distribution version. Java Is an open source language and specification, This means that in theory, Anyone can create an implementation version of it. The bad news is Java Too big, I'm not just talking about file size. The good news is that you have many choices, This article covers all of these. because Java It's the back end of so many popular applications, So it's best to understand the different ways to install it. Sometimes you may find an app in the app store, Or use Fedora Upper DNF or Mac Upper Brew Such a package manager to install, Sometimes you may download the executable or setup program from the website. No matter what operating system you are running, There are usually several ways to install applications.