Also known as: KB4041676 -  https://support.microsoft.com/en-us/help/4041676 KB4041691 – https://support.microsoft.com/en-us/help/4041691 KB4000824 https://support.microsoft.com/en-us/help/4000824 Affected systems: This only affects systems that are managed trough WSUS and the patches was approved at the same time as … Continue reading The October 2017 Update – “Inaccessible Boot Device”