开始＝＝运行
输入regedit
确定
进入注册表
删除下面各项：
HKLM\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Approved
+ fintsub.dllFile not found: C:\WINNT\system32\fintsub.dll
+ mdvcrt20.dllc:\winnt\system32\mdvcrt20.dll

HKLM\System\CurrentControlSet\Services
+ cmdServicec:\winnt\q2xlyxi\command.exe
+ network servicesc:\winnt\svbhost.exe
+ TimerLockFile not found: C:\WINDOWS\Slave.exe
+ network servicesc:\winnt\svbhost.exe

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify
+ ModuleUsageFile not found: C:\WINNT\system32\f42mlef11h2.dll
+ RunOncec:\winnt\system32\mdvcrt20.dll

删除相关文件