REM Fehlgeschlagene Windows Updates Loeschen
REM Run as Administrator

REM Deshalb ueber Verknuepfung ansprechen 
REM Und diese Verknuepfung unter Rechte Maustaste / Eigenschaften / Verknuepfung / Erweitert / "Als Administrator ausfuehren" bestimmen



REM http://answers.microsoft.com/en-us/windows/forum/windows_7-update/windows-updates-failed-want-to-delete-all-failed/2b12cd32-7dbb-4437-9c9c-e8c81fe948fa
REM Erasing the windows update history will just remove the entries of the updates and not really the updates itself.

REM Open the update log file
REM Scroll down almost towards the bottom of the page and you’ll find the error of those updates that failed to install.

REM Fehlgeschlagene Updates finden sich unten in der WindowsUpdate.log-Datei.


REM Show Updates Log:

REM TYPE %Windir%\WindowsUpdate.log

REM PAUSE

REM Steps to erase Windows Update history

net stop wuauserv

REM Wait until confirmation that the service is stopped.


REM delete the file:

del %systemroot%\SoftwareDistribution\DataStore\Logs\edb.log

REM Open Updates Log:

START %Windir%\WindowsUpdate.log


REM PAUSE


REM you can restart the service with this command:

net start wuauserv 



REM ---

REM von https://support.microsoft.com/de-de/kb/948252

cd /d %SystemRoot%\System32\SMI\Store\Machine 
attrib -s -h * 
del *.blf 
del *.regtrans-ms

cd /d %USERPROFILE%

REM PAUSE

dir *.blf
del *.blf /F

dir *.regtrans-ms
del *.regtrans-ms /F


REM BEENDEN
PAUSE


exit
cls