compress_winsxs.cmd

@echo off

echo.
echo "Stop services"
::pause
sc stop msiserver
sc stop TrustedInstaller

echo.
echo "Disable services"
::pause
sc config msiserver start= disabled
sc config TrustedInstaller start= disabled

echo.
echo "Backup acls"
::pause
icacls "%WINDIR%\WinSxS" /save "%WINDIR%\WinSxS.acl" /t

echo.
echo "Take ownership"
::pause
takeown /f "%WINDIR%\WinSxS" /r

echo.
echo "Grant rights to WinSxS"
::pause
icacls "%WINDIR%\WinSxS" /grant "%USERDOMAIN%\%USERNAME%":(F) /t

echo.
echo "Compress"
::pause
compact /c /s:"%WINDIR%\WinSxS" /i

echo.
echo "Restore ownserhip"
::pause
icacls "%WINDIR%\WinSxS" /setowner "NT SERVICE\TrustedInstaller" /t

echo.
echo "Restore ACLs"
::pause
icacls "%WINDIR%" /restore "%WINDIR%\WinSxS.acl"

echo.
echo "Delete ACL backup"
::pause
del "%WINDIR%\WinSxS.acl"

echo.
echo "Restore service configuration"
::pause
sc config msiserver start= demand
sc config TrustedInstaller start= demand