How to Disable Java

The Department of Homeland Security has issued a warning for internet users to temporarily disable Java. Hackers reportedly have exploited security holes in Java to seize control of computers that visit a compromised or malicious Website.

Below are instructions on how to disable Java in your browser.

firefox How to turn off Java applets in FireFox

By default, Firefox allows Java applets to launch automatically. However, you may decide that you do not want Java applets to run. To disable Java applets in Firefox:

  1. On the menu bar, click on the Tools menu, and then click Add-ons. The Add-ons Manager tab will open.
  2. In the Add-ons Manager tab, select the Plugins panel.
  3. Click on the Java Plug-in 2 for NPAPI Browsers (Mac OS 10.6) or Java Applet Plug-in (Mac OS 10.7 and above) to select it.
  4. Click on the Disable button (if the button says Enable, Java is already disabled).

safariHow to turn off Java applets in Safari

  1. In Safari, choose Safari > Preferences or press Command-comma (⌘-,)
  2. Click “Security“.
  3. Uncheck (deselect) “Enable Java”.
  4. Close the Safari preferences window.

chrome How to turn off Java applets in Google Chrome

  1. In Chrome, type chrome://plugins/ into the address bar and click enter
  2. Scroll down that plugin list until you see the Java plugin listing
  3. Click the Disable link
  4. It is recommended to close down then reopen Chrome for the changes to take effect.

internet_explorer How to turn off Java applets in Internet Explorer 7 or above
The only way to disable Java in Internet Explorer is through the Java Control Panel. This will disable Java in every browser installed on your computer.

  1. Click on the Start button and then click on the Control Panel option.
  2. In the Control Panel Search enter Java Control Panel.
  3. Click on the Java icon to open the Java Control Panel.
  4. Click the Advanced tab and expand the item titled Default Java for browsers.
  5. Un-check the boxes for Microsoft Internet Explorer. You may need to click the item and press spacebar in order to clear the checkmarks.

Click here for additional information about disabling Java.

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