The following applies to a vCenter Server Appliance that contains a vCenter Server with an embedded Platform Services Controller, a vCenter Server with an external Platform Services Controller, or a Platform Services Controller.
Note: Please perform during a maintenance window as vCSA services will be unavailable.
Appliance Shell
The following steps detail how to apply a vCSA patch directly from an ISO which can be downloaded from:
https://my.vmware.com/group/vmware/patch#search
Attach the ISO to the vCSA.