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

This Visual Studio Code for Java tutorial shows you how to install the Java extensions pack for VS Code, create a Java project and run a simple program.

So, if you have a 64-bit Windows 10, download and install the Java version tailored for 64-bit systems. Conversely, for a 32-bit Windows Operating System, opt for the 32-bit Java program.