Microsoft Update-Katalog
www.catalog.update.microsoft.com/Home.aspx
Updates via CMD (Adminsitrator) installieren
Bsp.
EXPAND -F:Windows*.cab "%USERPROFILE%\Downloads\*.msu" "%USERPROFILE%\Downloads"
DISM /Online /Add-Package /PackagePath:"%USERPROFILE%\Downloads\Windows6.1-KB4019990-x64.cab"