The Action Center in Windows 7 shows that antivirus, antispyware or firewall is not installed when they are in fact installed and working normally.
Due to a change to the Security Center interface for ISVs, some antivirus, antispyware, and firewall programs could be incompatible with the Action Center in Windows 7.
New APIs were introduced in Vista SP1 that implemented new API's. More information on this case be found at the following link:
Upcoming Action Center Changes for Security Vendor Software
If the application vendor does not use the appropriate API's, the Action Center will not show that the product is properly installed.
Article ID: 2028210 - Last Review: 06/01/2010 18:20:00 - Revision: 3.0