This policy setting allows you to control whether users see detailed enhanced notification messages about featured software from the Microsoft Update service. Enhanced notification messages convey the value and promote the installation and use of optional software. This policy setting is intended for use in loosely managed environments in which you allow the end user access to the Microsoft Update service.If you enable this policy setting a notification message will appear on the user's computer when featured software is available. The user can click the notification to open the Windows Update Application and get more information about the software or install it. The user can also click "Close this message" or "Show me later" to defer the notification as appropriate.In Windows 7 this policy setting will only control detailed notifications for optional applications. In Windows Vista this policy setting controls detailed notifications for optional applications and updates.If you disable or do not configure this policy setting Windows 7 users will not be offered detailed notification messages for optional applications and Windows Vista users will not be offered detailed notification messages for optional applications or updates.By default this policy setting is disabled.If you are not using the Microsoft Update service then the Software Notifications policy setting has no effect.If the "Configure Automatic Updates" policy setting is disabled or is not configured then the Software Notifications policy setting has no effect.