How to install Java on your computer To run Java apps, open JAR files or compile some source code into bytecode you’ll need to install Java. To download and install Java on Windows, MacOS or Ubuntu, ...

The Java JDK (Java Development Kit) is a software development environment that creates Java applications.

If Java is not working in VS Code, Edge, Chrome on Windows 11, download the latest version, fix the registry and add environment variables to fix the issue.