Feb 24, 2025 · How to Find Your Java Version in Command 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 …

If you want to check the version of the Java compiler used within your local JDK use javac -version. Note: if you use multiple JDKs the one that figures first a.k.a. above all others version you installed …

Jul 23, 2025 · Press the command button followed by a spacebar without lifting fingers from the command button. A popup box will appear for less than a second followed by another pop-up as …

Apr 21, 2026 · Open cmd and run java -version. If it fails, Java is not on PATH. Here is how to diagnose, fix PATH, and check the JAVA_HOME variable.

You can determine which version of the JDK is the default by typing java -version in a Terminal window. If the installed version is 7u55, you will see a string that includes the text 1.7.0_55.

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

Oct 19, 2022 · Run the "java --version" command in a Terminal window to check the Java version your PC is using. You can also open the "About Java" window from the Start menu, but it may show a …

Mar 2, 2026 · Check Java Version: Type the command java -version and press Enter. This command displays the version of Java Runtime Environment (JRE), which is usually bundled with the JDK.

Mar 27, 2026 · To check the Java version installed on your system, open the Command Prompt and type the following command: ... This command will display the version of the Java Runtime …

Jan 6, 2026 · Learn how to check the Java version actually being used on Windows, macOS, and Linux. Use java -version and javac -version, identify PATH/JAVA_HOME issues, and fix “wrong version” …