Learn how to find which Java version (s) are installed without running an applet on Windows or Mac

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Feb 24, 2025 · Open Command Prompt, type java -version, then press Enter. This will print out the current version of Java that you're running, as well as the build number.

Nov 12, 2025 · Checking the Java version on your system is a simple yet important task. Whether you are using Windows, macOS, or Linux, there are straightforward ways to determine the installed Java …

3 days ago · You can check the Java version that you have installed on your machine by running the below command: $ java --version You can check the Class file version by using the javap tool as …

Dec 8, 2025 · Checking your Java version is a simple yet critical task for ensuring compatibility, security, and development workflow efficiency. Whether you use the command line, GUI tools, or your IDE, …

5 days ago · When you check your Java version, you’re really answering two questions: Which java.exe is being launched? What runtime (and often which JDK) does that executable represent? I’ll walk …

Jun 21, 2010 · In the terminal, we can use `javac -version` to check the JDK version, and `java -version` to check the JRE version.

Jun 6, 2025 · Multiple copies of Java can be installed on a single computer, and, if you have more than one browser, every one of them could be using a different version or none at all. You can determine …

Jan 5, 2025 · Java is one of the most widely used programming languages, and knowing your installed Java version is essential for ensuring compatibility with applications and development environments. …