Users Guide

Table Of Contents
Availability of failover clusters.
Check for cluster update readiness and ensure that there are no major errors and warnings in the Cluster Readiness report
for applying the CAU method. For more information about CAU, see Requirements and Best Practices for Clusteraware
Updating section at Technet.microsoft.com.
Ensure that Windows Server 2012 R2 or Windows 2016 or Windows 2019 operating system is installed on all failover cluster
nodes to support the CAU feature.
Configuration of automatic updates is not enabled to automatically install updates on any failover cluster node.
Enable firewall rule that enables remote shutdown on each node in the failover cluster.
Ensure that the cluster group has minimum of two nodes.
For SAS-RAID_Driver, ensure the following:
Set the SATA controller to RAID mode.
Set the NVMe PCIe SSDs to RAID mode.
NOTE: For more information about setting the RAID mode, see Setting the NVMe PCIe SSDs to RAID mode section
in Support.Dell.com
NOTE:
For information about applying the updates, see Upgrading and downgrading firmware versions using run update method .
For information about Dell EMC Repository Manager to download firmware and driver updates, go to Firmware and Driver
update catalog for Dell EMC Solutions for Microsoft Azure Stack HCI page in dell.com\support and download the
catalog file.
Update firmware using OMIMSSC 83