To check which version of Java you have on your Windows computer, you'll need to open the Command Prompt.

If Java is not recognized as internal or external command, you need to make sure that the installation is not problematic and its path is recognized as system variables.

The portal provides you different ways and means by which you can come to know the current Java version. Apart from the above sites, you can also detect Java using the Windows command prompt. To ...

Java Tester: This site contains all the resources you will need to verify your currently installed Java version. Java Tester also gives you tips to detect Java versions on Mac computers as well.