You may learn how to test whether Java is working on your computer by visiting the Test Java page. The utility will also remove old Java versions from your computer that could pose a security threat to your system. If your Java is working, and no out-of-date Java versions are found, you will see the following notification accompanied by information about your Java installation and your computer:
It may be helpful to provide the displayed information to a support technician. If your Java is not working properly, the Test Java page displays additional configurations that you may check, as well as download and installation instructions if needed.