Please ensure that: Your code is properly formatted as code block - see the sidebar (About on mobile) for instructions You include any and all error messages in full - best also formatted as code block You ask clear questions You demonstrate effort in solving your question/problem - plain posting your assignments is forbidden (and such posts will be removed) as is asking for or giving solutions. If any of the above points is not met, your post can and will be removed without further warning. Code is to be formatted as code block (old reddit/markdown editor: empty line before the code, each code line indented by 4 spaces, new reddit: https://i.imgur.com/EJ7tqek.png ) or linked via an external code hoster, like pastebin.com, github gist, github, bitbucket, gitlab, etc. Please, do not use triple backticks (```) as they will only render properly on new reddit, not on old reddit. Code blocks look like this: public class HelloWorld { public static void main(String[] args) { System.out.println("Hello World!"); } } You do not need to repost unless your post has been removed by a moderator. Just use the edit function of reddit to make sure your post complies with the above. If your post has remained in violation of these rules for a prolonged period of time (at least an hour), a moderator may remove it at their discretion. In this case, they will comment with an explanation on why it has been removed, and you will be required to resubmit the entire post following the proper procedures. To potential helpers Please, do not help if any of the above points are not met, rather report the post. We are trying to improve the quality of posts here. In helping people who can't be bothered to comply with the above points, you are doing the community a disservice. I am a bot, and this action was performed automatically. Please contact the moderators of this subreddit if you have any questions or concerns. More on reddit.com

Why can't Oracle just integrate with https://github.com/actions/setup-java like everyone else? More on reddit.com

The latest released version is 20. See our section "Where should I download Java?" on the sidebar for some links to OpenJDK distributions. Oracle changed their licensing of their own JDK a while ago, so Java 8 is the last one you can really freely use from Oracle if I am not mistaken. Just use one of the OpenJDK ones, they are essentially the same. More on reddit.com

Java is the programming language that Minecraft is made in. If you installed Minecraft, it should also install Java. Look in the C:\Program Files\Oracle folder (as Oracle are the company that makes Java now) Oh, and include some details on your PC. Like, is it even running Windows? More on reddit.com