• The Department of Homeland Security has warned users to temporarily disable Java software to avoid a cyber attack on their computers.

    You can test to see if your results say “No working java detected on system” (click ok on the security popup if prompted)


    If your results say something besides “No working java detected on system” …. please continue with disabling

    Here are instructions on how to disable Java:


    If you would like to schedule with us to have this performed on all your computers, please send us a note:



    How do I disable Java in my web browser?

    This article applies to:

    • Platform(s): Solaris SPARC, Solaris x86, Red Hat Linux, SUSE Linux, Oracle Enterprise Linux, Windows 8, Windows 7, Vista, Windows XP, Windows 2008 Server, Macintosh OS X
    • Browser(s): Internet Explorer, Firefox, Chrome, Safari
    • Java version(s): 7.0, 7u10+

    Starting with Java Version 7 Update 10, a new security feature has been added to Java. Some web pages may include content or apps that use the Java plug-in, and these can now be disabled using a single option in the Java Control Panel.

    alert iconDisabling Java through the Java Control Panel will disable Java in all browsers.

    Find the Java Control Panel

    Windows XP

    • Click on the Start button and then click on the Control Panel option.
    • Double click on the Java icon to open the Java Control Panel.

    Windows 7, Vista

    • Click on the Start button and then click on the Control Panel option.
    • In the Control Panel Search enter Java Control Panel.
    • Click on the Java icon to open the Java Control Panel.

    Windows 8
    Use search to find the Control Panel

    • Press Windows logo key + W to open the Search charm to search settings
      Drag the Mouse pointer to the bottom-right corner of the screen, then click on the Search icon.
    • In the search box enter Java Control Panel
    • Click on Java icon to open the Java Control Panel.Java Control Panel
    Disable Java through the Java Control Panel

    Enable Java
    Note: The example shows Java Control Panel for Java 7 Update 10

    1. In the Java Control Panel, click on the Security tab.
    2. Deselect the check box for Enable Java content in the browser. This will disable the Java plug-in in the browser.
    3. Click Apply. When the Windows User Account Control (UAC) dialog appears, allow permissions to make the changes.
    4. Click OK in the Java Plug-in confirmation window.
    5. Restart the browser for changes to take effect.


    Disable the Java content in the particular browser
    Internet Explorer

    The only way to completely disable Java in Internet Explorer (IE) is to disable Java through the Java Control Panel as noted above.

    1. Click on the Chrome menu, and then select Settings.
    2. At the bottom of Settings window, click Show advanced settings
    3. Scroll down to the Privacy section and click on Content Settings.
    4. In the Content Settings panel, scroll down to the Plug-ins section.
    5. Under the Plug-ins section, click Disable individual plug-ins.
    6. In the Plugins panel, scroll to the Java section. Click Disable to disable the Java Plug-in.
    7. Close and restart the browser to enable the changes.

    Note: Alternatively, you can access the Plug-ins settings by typing about:plugins in the browser address bar.

    1. Click on the Firefox tab and then select Add-ons
    2. In the Add-ons Manager window, select Plugins
    3. Click Java (TM) Platform plugin to select it
    4. Click Disable (if the button displays Enable then Java is already disabled)
    1. Choose Safari Preferences
    2. Choose the Security option
    3. Deselect Enable Java
    4. Close Safari Preferences window

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