How do I uninstall Java on my Windows computer?

Go to the Windows Start Button and select Settings then Control Panel. Click Add or Remove Programs in the Control Panel list. Find Java in the list and uninstall it.

Is it OK to uninstall Java?

Keeping old versions of Java on your system presents a serious security risk. Uninstalling older versions of Java from your system ensures that Java applications will run with the latest security and performance improvements on your system.