these are the few process to remove the pc defender from the windows vista .
press the alt+ctrl+del. and click on processes tab .
select the spydawn.exe and click on end processes.
find and delete these win pc defender file from the windows.
%UserProfile%\Desktop\Launch WinPC Defender.lnk
%UserProfile%\Local Settings\Temp\delwdef2008.bat
%UserProfile%\Local Settings\Temp\[Random Name].tmp
%ProgramFiles%\WinPC Defender\data.dat
%ProgramFiles%\WinPC Defender\FwHookDrv.sys
%ProgramFiles%\WinPC Defender\HOSTS.hst
%ProgramFiles%\WinPC Defender\Manual.url
%ProgramFiles%\WinPC Defender\options.xml
%ProgramFiles%\WinPC Defender\reserve.dat
%ProgramFiles%\WinPC Defender\rules
%ProgramFiles%\WinPC Defender\Rules.txt
%ProgramFiles%\WinPC Defender\siren.wav
%ProgramFiles%\WinPC Defender\Support.url
%ProgramFiles%\WinPC Defender\svo.scf
%ProgramFiles%\WinPC Defender\temp
%ProgramFiles%\WinPC Defender\Uninstall.exe
%ProgramFiles%\WinPC Defender\Uninstall_st_st_.exe
%ProgramFiles%\WinPC Defender\vfile
%ProgramFiles%\WinPC Defender\WDefDemo.exe
%ProgramFiles%\WinPC Defender\Web.url
find and delete these registry keys from the computer.
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\WinPCDefender
HKEY_LOCAL_MACHINE\SOFTWARE\WinPCDefender.com
follow this link to search and delete the registry keys.
http://www.xp-vista.com/troubleshooting/how-to -edit-registry-key-regkey-in-windows-xp-or-vis ta
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