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Attempts to access PLATO Content gives message that add-ons are not enabled


Please review the following information on a Group Policy setting that is known to resolve this issue.


Managing add-ons by using registry entries and Group Policy

Important: This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click here

As an administrator, you can use Group Policy to predefine the controls that users can enable or disable. Use the Group Policy Object Editor to change the policy settings.

1. Click Start, click Run, type gpedit.msc, and then click OK.

2. Expand Computer Configuration or User Configuration, expand Administrative Templates, expand Windows Components, expand Internet Explorer, expand Security Features, and then click Add-on Management.

The following policy setting is available:

* Deny all add-ons unless specifically allowed in the Add-on List

Make the change as illustrated below:

Change "Deny all add-ons unless specifically allowed in the Add-on List" from "Enabled" to "Not configured"

Click here for more information.

Technology Affected

Operating Systems

  • Microsoft Windows XP
  • Microsoft Windows Vista
  • Microsoft Windows 7


How to get more help

Copyright Information

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