Overview Prerequisites for managing AX nodes Installing the OMIMSWAC license If you are using AX nodes, skip this step, because AX nodes have a preinstalled OMIMSWAC license. Storage Spaces Direct Ready Nodes require the installation of an After Point of Sale (APOS) license. Managing Microsoft HCI-based clusters Full Stack Cluster-Aware Offline Updating Full Stack Cluster-Aware Updating for Azure Stack HCI clusters using the OpenManage Integration snap-in Updating a stand-alone node before adding it to the cluster Before creating a cluster, ensure that each node is updated with the latest versions of firmware and drivers. Secure cluster with Secured-core A malicious hacker who has physical access to a system can tamper with the BIOS. A tampered BIOS code poses a high security threat and makes the system vulnerable to further attacks. With the Secured-core feature, OMIMSWAC ensures that your cluster boots only using the software that is trusted by Dell EMC. Enabling operating system features Protect your infrastructure with infrastructure lock Manage CPU cores in Azure Stack HCI clusters Cluster expansion Known issues