You need to edit the Hosts file which is located in the C:\Windows\System32\drivers\etc folder. You may use Notepad or freeware Hostsman to do this. Make sure you have this correct entry in the ...

1] Replace pci.sys file Now pci.sys is a driver file that is located in the C:\Windows\System32\drivers folder and it is a Microsoft operating system file related to NT Plug and Play Enumerator.