- Download the offline bundle zip file from VMware site.
- Upload the bundle zip file to a datastore accessible by the host.
- Place the host you want to upgrade into Maintenance Mode.
- SSH into the desired ESXi Host
- Execute esxcli command
esxcli software sources profile list -d /vmfs/volumes/<datastore path>/VMware-ESXi-<version>-depot.zip
- Execute esxcli command
esxcli software profile update -p <ESX profile name> -d/vmfs/volumes/<datastore path>/VMware-ESXi-<version>-depot.zip
Sources and useful links
Upgrade or Update a Host with Image Profiles
Update a Host with Individual VIBs