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To determine which version of Java is installed on your system, you can use several methods depending on your operating system and preference for graphical or command-line interfaces.
Using Command Prompt or Terminal
One of the most straightforward ways to check the Java version is by using the command line. This method works on both Windows and macOS.
Windows
Open Command Prompt: Press Win + R, type cmd, and press Enter.
Enter the Command: Type the following command and press Enter: java -version
View the Output: The output will display the installed Java version. For example: java version "1.8.0_144" Java(TM) SE Runtime Environment (build 1.8.0_144-b01) Java HotSpot(TM) 64-Bit Server VM (build 25.144-b01, mixed mode)
macOS
How to check whether java is installed on the computer
I am trying to install java windows application on client machine.I want to check whether requried JRE is installed on the machine or not. I want to check it by java p…✓ if you are using windows or linux operating system then type in command prompt / terminal java -version If java is correctly installed then you will get some…How to find Java version in Windows or Mac - Manual method
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See more on howtogeek.comIf you prefer to avoid the command line, you can use the About Java utility to find the installed Java version. To use this method, open the "Start" menu, search for "About Java," then click the first result. Here, you'll see your current Java version listed in the first line. If you don't see About Java in the Start menu, search for "C…How to Check if Java Is Installed - Baeldung
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How to Check the Java Version at the Windows Command …
- Estimated Reading Time: 8 mins
- Open Start ('Start' icon). Click the Windows logo in the bottom-left of the taskbar or press …
- Type "command prompt" into Start. As you start typing, search results will automatically start …
- Click ('Cmd1' icon) Command Prompt. It's the black square icon with a small white "C:\" and …
- Click "Yes". This will allow Command Prompt to access the necessary files to check the …
- Type "java -version" and press "↵ Enter". Make sure you include a space after "java". This …
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