Upgrading ESXi using offline bundles

Upload the zip to a datastore using SFTP

List the profile on the zip

[root@esx:/vmfs/volumes/55933502-5349b3a8-afa9-9c8e99585886/updates] esxcli software sources profile list -d /vmfs/volumes/sas/updates/VMware-ESXi-7.0
.3-18644231-HPE-703.0.0.10.8.0.23-Oct2021-depot.zip
Name                                Vendor                      Acceptance Level  Creation Time        Modification Time
----------------------------------  --------------------------  ----------------  -------------------  -----------------
HPE-Custom-AddOn_703.0.0.10.8.0-23  Hewlett Packard Enterprise  PartnerSupported  2021-09-22T08:21:38  2021-09-22T08:21:38
[root@esx:/vmfs/volumes/55933502-5349b3a8-afa9-9c8e99585886/updates] esxcli software profile list -d /vmfs/volumes/sas/updates/VMware-ESXi-7.0.3-18644

Install the listed profile. If you receive an error that the storage device is out of space. enter maintenance mode, restart the host, and try again.

esxcli software profile update -p HPE-Custom-AddOn_703.0.0.10.8.0-23 -d /vmfs/volumes/sas/updates/VMware-ESXi-7.0.3-18644231-HPE-703.0.0.10.8.0.23-Oct2021-depot.zip --no-hardware-warning