Step 0: Install JDK from the given link: https://www.oracle.com/java/technologies/downloads/#jdk18-windows

Step 1: Download the IntelliJ Idea Community version from this link: https://www.jetbrains.com/idea/download/?section=windows

Step 2: Run the .exe file and click on next to install.

Step 3: You can change the path of the folder by clicking on change and selecting the desired location.

Step 4: Now select these options click on next and then click on install.

Step 5: You can select reboot now or do that later as you wish.

Step 6: Now you can click on the shortcut icon for IntelliJ Idea on the desktop to start the application.

First Program in IntelliJ 

Click on the new project and enter the details as given below.

Click on Create and the FirstProgram project will be created as shown below.

Now, open the src folder and right-click on main, then click on new class then on java and enter your class name to create the class.

Now write the below code 

class Example
{
public static void main (String args[])
{
System.out.println("Welcome to QuipoIn");
}
}

This will display the text " Welcome to Quipoin on clicking on the run button on the top right-hand part. We have discussed about the syntax of the code in detail in further tutorials.