Java isn't used for much anymore, so there's a very good chance it won't already be installed on your computer. Note: In order to open the "JavaSetup" file and begin installing Java, you may have ...

and possibly help your computer run faster. To clear the Java cache, open the Java control panel, which you can find in the Windows Control Panel or in System Preferences on a Mac. You can also ...

In other words, you need to know whether Java is already installed on your PC or not. For that, open Command Prompt with administrator permission and enter this command: If it shows a version ...

To check which version of Java you have on your Windows computer, you'll need to open the Command Prompt app. If you don't have the latest version of Java installed, Windows may have trouble ...