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.

Click OK in Java Control Panel to confirm the changes. Now run the Java program embedded in a web browser (applet) to verify if the latest version of Java is installed in your computer.

Disable Java on Windows computer To disable Java on your computer, open the Java applet from the Control Panel. This will open the Java Control Panel window.

Updating Java If you’re running Windows, your best bet is to open Control Panel and look for the “ Java Control Panel ” icon. After clicking on the Java icon, visit the “ Update ” tab to force an ...

Unfortunately, there’s a bug in at least one of the recent Java installers that keeps the Java icon from being displayed inside Windows Control Panel. If you can’t find the Java icon, go to C ...

If the Java Control Panel is missing, the problem is often related to a conflict with JavaFX or legacy Java code.

The four Java control panel settings are security settings introduced in Java SE7 Update 10 in October 2012 to control the access unsigned Java apps have to the system.

This can be done from the “Security” tab on the Java control panel by clearing the “enable Java content in the browser” checkbox. [ Think you know Java?

Updates also should be available via the Java Control Panel or from Java.com. If you really need and use Java for specific Web sites or applications, take a few minutes to update this software.

Go to the Java Control Panel that is installed along with the runtime, and in the Security section uncheck the option to "Enable Java content in the browser," which will disable the browser plug-in.