I can't complete the Anti-virus protection. The pop-up states that my computer is not connected.
Safety Center Community
http://boards.msn.com/safetyboards/board.aspx?BoardID=225
If you are referring to OneCare installed on your PC - http://onecare.live.com - your description of the problem doesn't provide enough information. You can try the following:
Virus and Spyware repair tool - http://social.microsoft.com/forums/en-US/onecareupdate/thread/a110d77b-6829-4bc6-8a16-8125e7093913/
Or you can contact support:
How to reach support (FAQ) - http://social.microsoft.com/Forums/en-US/onecareinstallandactivate/thread/30400b52-7f26-4ba0-bc18-17e305329d90
-steve