vCenter Server provides centralized, unified management for the objects in vSphere environments like hosts and VMs. It is a requirement for a complete vSphere deployment. vCenter Server Standard – Highly scalable management with rapid provisioning, monitoring, orchestration, and control of all VMs in a vSphere environment.

Download from this https://vmware.lenovo.com/content/custom_iso/6.7/6.7u3/VMware-ESXi-6.7.0.update03-19195723-LNV-20220412.iso Install the program Login to your vcenter and apply the key your received.