How to check the Java version on your Mac using System Preferences 1. Click on the Apple logo in the top-left of your menu bar. 2. Scroll down and click on "System Preferences." 3.

Which version of Java should you use in Linux? Learn how to easily switch between different versions with a tutorial from Jack Wallen.

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.

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.