Microsoft Security Essentials wird nicht immer angezeigt in der Sistray-Leiste

@echo off & setlocal

set Key2=
set Vista=

if NOT %PUBLIC%== goto :isVista

set Key1=HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\TrayNotify
goto :changeReg

:IsVista
Set Vista=1
set Key1=HKCU\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify
set Key2=HKCR\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify
Reg delete %key2% /v PastIconsStream /F 2> nul
Reg delete %key2% /v IconStreams /F 2> nul

:changeReg
Reg delete %key1% /v PastIconsStream /F 2> nul
Reg delete %key1% /v IconStreams /F 2> nul

pause

if not %Vista%==1 goto :weiter
runas /user:administrator tskill.exe explorer

goto :eof

:weiter
tskill explorer