New hardware drivers of NetApp HCI storage nodes are installed during a storage software (SolidFire Element OS) update run.
New hardware drivers of NetApp HCI compute nodes are installed during a VMware vSphere update run.
New hardware firmware and BIOS versions must be installed manually. The update can be performed either by NetApp Support or by the end user based written procedures that can be obtained from NetApp Support.
NetApp HCI v1.6 introduces the ability to update the compute node BIOS and firmware using a bootable USB flash drive or using the IPMI interface.