Run javacpl.exe to load Java's control panel and select the Security tab. Uncheck the box that says "Enable Java content in the browser." Then restart any browsers you have running.

The latest version of the Java Control Panel for Windows has a checkbox under the Security tab labeled "Enable Java content in the browser". Uncheck that and all your browsers should be Java-free.

The US CERT points out that in Java 7 Update 10, it is possible to disable Java content in web browsers through the Java control panel applet.

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.

A recent Java 7 update allows users to completely prevent Java applications from running inside browsers or to restrict how Web-based Java content is handled by the Java Runtime Environment client.

Disable Java content in the browser through Java Control Panel & Reinstall Java Go to Start and open Control Panel. In the Control Panel, click on Java icon to open Java Control Panel.

Java 7u10 seems to make things easier by providing users with a central and persistent option for controlling Web-based Java content regardless of how many browsers they use. In addition, the new ...

The latest version of the Java Control Panel for Windows has a checkbox under the Security tab labeled 'Enable Java content in the browser.' Uncheck that and all your browsers should be Java-free." ...

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.

If you do need it, unplug it from the browser unless and until you need it. Java 7 lets users disable Java content in web browsers through the Java control panel applet.

5. In the Java Control Panel, click on "General." 6. The first, or "About," line will allow you to view version information about Java. 7. Click on the "About…" button in that first line.

The release notes for Java 7 Update 10 —the most recent version—say users can disable the program from the browser by accessing the Java Control Panel.