Checking the Java version on your Windows 11 computer is a simple task that can be done using the Command Prompt. This guide will show you how to find out which version of Java is installed on your system. It’s quick, easy, and requires just a few steps to complete.
How to Check Java Version in CMD Windows 11
By following these steps, you will be able to check the installed Java version on your Windows 11 system using the Command Prompt. Let’s dive in!
Step 1: Open the Start Menu
Click on the Windows icon at the bottom-left corner of your screen to open the Start Menu.
The Start Menu is your gateway to all applications on your computer. You can also access search functionality from here, which is useful for quickly finding programs like the Command Prompt.
Step 2: Search for Command Prompt
Type “cmd” into the search bar in the Start Menu.
This will bring up the Command Prompt as one of the results. You should see it appear at the top of the search results list.
Step 3: Open Command Prompt
Click on the Command Prompt app from the search results.
This will open a new Command Prompt window, which you’ll be using to check your Java version.
Step 4: Type the Command
In the Command Prompt window, type java -version and hit Enter.
This command asks your system to display the installed Java version. It’s as simple as that—just these few characters will give you the information you need.
Step 5: Read the Output
Look at the text that appears in the Command Prompt window after running the command.
You will see information about the Java version installed on your system, including the version number and additional details like the build and runtime environment.
Once you’ve completed these steps, the Command Prompt will display your installed Java version. This information is useful if you need to ensure compatibility with specific software or for troubleshooting purposes.
Tips for Checking Java Version in CMD Windows 11
- Make sure you open the Command Prompt as an administrator if you encounter any permission issues.
- If the
java -versioncommand doesn’t work, Java might not be installed on your system. - You can also check other Java-related commands like
javac -versionfor the compiler version. - Keep your Java installation updated to ensure you have the latest features and security fixes.
- If you need to install or update Java, visit the official Java website for the latest version.
Frequently Asked Questions
What if the Command Prompt says ‘java’ is not recognized?
This means Java is not installed or not added to your system’s PATH. You will need to install Java or adjust your system’s PATH settings.
How do I install Java on Windows 11?
You can download the Java installer from the official Java website and follow the installation instructions.
Can I have multiple Java versions installed?
Yes, you can have multiple versions installed, but you will need to manage your PATH settings to switch between them.
Why should I check my Java version?
Knowing your Java version is crucial for compatibility with Java-based applications and for security purposes.
Is it safe to update Java frequently?
Yes, it’s recommended to keep Java updated to benefit from the latest security patches and features.
Summary
- Open the Start Menu.
- Search for Command Prompt.
- Open Command Prompt.
- Type the command
java -version. - Read the output.
Conclusion
Now you know how to check the Java version in CMD on Windows 11. It’s a straightforward process that can be done in a matter of minutes. By simply using the Command Prompt and typing in a command, you can find out important details about the Java environment on your computer.
Keeping track of your Java version is essential for ensuring that your applications run smoothly and securely. If you find that your Java is outdated or not installed, don’t hesitate to visit the official Java website to download and install the latest version.
Understanding how to use the Command Prompt for tasks like this can also empower you to tackle other tech challenges with confidence. So the next time you need to check your Java version, you’ll know exactly what to do. Happy coding!
Matthew Burleigh has been writing tech tutorials since 2008. His writing has appeared on dozens of different websites and been read over 50 million times.
After receiving his Bachelor’s and Master’s degrees in Computer Science he spent several years working in IT management for small businesses. However, he now works full time writing content online and creating websites.
His main writing topics include iPhones, Microsoft Office, Google Apps, Android, and Photoshop, but he has also written about many other tech topics as well.