NICs or storage controllers may not be detected.
For Gen9/Gen10 servers, load the custom ISO through HPE Intelligent Provisioning (F10 during boot) to ensure correct driver loading.
While the progress bar crept forward, Elias prepped the USB drive. He wasn't taking chances with an online upgrade. He was going to nuke the site from orbit and reinstall. It was the only way to be sure the "U3" update took hold without carrying over the bugs of the past. vmware esxi 6.7 u3 hpe custom image download
: Look for the entry titled HPE Custom Image for ESXi 6.7.0 Update 3 .
Before flashing the ISO, verify that your specific server generation is supported by ESXi 6.7 U3. NICs or storage controllers may not be detected
His mouse hovered over the link. He knew what was inside that 350-megabyte ISO. It wasn't just the VMware kernel; it was baked with the specific HPE drivers—the Smart Array controllers, the FlexFabric adapters, the iLO management agents. If he used the standard image, the server would boot, sure, but it would be blind. It wouldn't see the hard drives. It wouldn't know how to talk to the cooling fans. The custom image was the translation layer between the silicon and the software.
Install the hypervisor to a dedicated boot device. While ESXi 6.7 U3 supports booting from high-quality dual MicroSD cards or USB drives configured in RAID via HPE hardware modules, local enterprise SSDs or M.2 flash modules offer the highest reliability. He wasn't taking chances with an online upgrade
or the specific vSphere entitlement from the "My Downloads" section. Custom ISOs: Within the vSphere 6.7 downloads, look for a tab labeled Custom ISOs OEM Custom Images HPE Identifier: Look for images with identifiers such as oem-build670.U3 followed by a version number (e.g., Hewlett Packard Enterprise Critical Support Status End of General Support for vSphere 6.5/6.7/7.0