This service is used to transfer asynchronous data via HTTP 1.1 servers. BITS a download when you log back in after you log off or shutdown the system during a download. You may require this service for some, Windows Live Messenger, Windows Media Player or future .NET or Live functions. Fix: (1) GPO: Computer Configuration\Windows Settings\Security Settings\System Services\Background Intelligent Transfer Service (2) REG: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\BITS!Start