Ultimate Killer Virus Vaccine is a comprehensive anti-virus program for your PC. The program detects and removes all currently prevailing viruses, including macro viruses. Virus definition updates are available every month, but Ultimate Kill Virus Vaccine (UKVV) can also perform diagnostic tests to catch unknown viruses, polymorphic virus families and variants. It even uncovers corrupt or invalid files to help prevent system crashes. UKVV is able to remove viruses without damaging your files. It features a rescue module designed to recover your system (via floppy disk) in the case of CMOS or hard disk boot area corruption. The program includes a DOS interface window from which you can backup or restore your system area, and select local or network drives to scan and clean. It also offers a command line mode with numerous options.