Now select the Path variable under User variables section and double click to edit it.The JAVA_HOME system variable should now be available as shown in the following screenshot:.See the following screenshot for reference. Now under Variable name, type “ JAVA_HOME” without quotes and under Variable value, paste the path of folder where you extracted the OpenJDK archive (“ C:\Program Files\Java\jdk-17.0.2” in our example) and click OK button. Under System variables section, click on New button.This will open advanced system properties. Open Run dialog (WinLogoKey + R) and then type “ sysdm.cpl ,3” or “ SystemPropertiesAdvanced” without quotes and press Enter.To setup the environment variables for OpenJDK, follow these steps: Configuring Environment Variables for OpenJDK Next step is to setup the environment variables in Windows so that OpenJDK can be accessed by users and programs the same way as that of Oracle JDK. The destination folder will be automatically created if it doesn’t exist. I will extract mine into “ C:\Program Files\Java” using the following PowerShell command: Expand-Archive -Path "$env:USERPROFILE\downloads\openjdk-17.0.2_windows-圆4_bin.zip" -DestinationPath "C:\Program Files\Java" -ForceĪssuming the OpenJDK archive is located in your downloads folder, this command extracts it to the “ C:\Program Files\Java” folder. You just need to extract the archive into a folder of your choice. Once you download the compressed archive, the installation is fairly simple. You can download the compressed archive of a particular build for your operating system as shown in the following screenshot: The OpenJDK is available for download at. So lets discuss how to install and configure OpenJDK in Windows. OpenJDK is available as compressed archives which require manual configuration in Windows. The executable installer packages of Oracle JDK made it incredibly easy for users to install and setup JDK without hassle – particularly in Windows.
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The main problem with OpenJDK is that it does not provide the installer packages like Oracle JDK. In this article, I will discuss how you can install and configure OpenJDK – a completely free and open-source implementation of the Java SE – in Windows. I am neither a lawyer nor a licensing expert so I will not discuss the licensing and technical details here.