How to Enable or Disable Java in Your Internet Browser

In all cases you should restart your browser after enabling or disabling Java.

Internet Explorer 8, 9, 10

• Go to Tools > Manage Addons (to get to the tools menu, click the cog icon in the top right corner).
• In the Show drop-menu (on the left of the new window), select All add-ons.
• Scroll down the list until you find Oracle America, Inc or Sun Microsystems, Inc.
• Select each Java-related item (Ctrl-click to select multiple items) and enable or disable them using the button below the list.

Chrome

• Type Chrome://plugins into the address bar.
• Scroll down the list until you find Java.
• Enable or disable using the associated link.

Firefox

• Go to Tools > Add-ons (access the Tools menu by clicking the Firefox logo at the top left).
• A new tab will open. Click Plugins.
• Scroll down to find Java, then enable or disable using the button provided.

Safari

• Go to Safari > Preferences.
• Click the Security icon.
• Enable or disable Java using the checkbox provided.

Opera

• Go to Opera > Page > Developer Tools > Plugins.
• Scroll down to find the Java plugin.
• Enable or disable using the link provided.

Older Browsers

Microsoft Internet Explorer 4.X and higher

• From the Tools menu select Internet Options.
• Select the Security tab and then the Custom Level option.
• Scroll down the dialogue box to Microsoft VM.
• Select either Low safety, Medium safety or High safety.
• Click the OK button (or press Enter).
• Choose Yes in the alert box.
• Click the OK button (or press Enter).

Microsoft Internet Explorer 3.X

• From the View menu select Options.
• Select the Security tab.
• Make sure the Enable Java Programs option has it's box checked.
• Make sure the Run ActiveX Scripts has it's box checked.
• Click the OK button (or press Enter).

Mozilla 1.X

• From the Edit menu select Preferences.
• Click the Advanced category.
• Make sure the Enable Java option has it's box checked.

Opera 7.X

• From the File menu select Preferences.
• Click the Multimedia category.
• Make sure the Enable Java option has it's box checked.

Netscape Navigator 4.X

• From the Edit menu select Preferences.
• Select the Advanced heading.
• Make sure the Enable Java option has it's box checked.
• Click the OK button (or press Enter).