Licensing for ESXi Hosts - VMware
docs.vmware.com › en › VMware-vSphereFeb 05, 2021 · If you upgrade an ESXi host to a major version that starts with a different number, the evaluation period restarts and you must assign a new license. For example, if you upgrade an ESXi host from 5.x to 6.x, you must license the host with a vSphere 6 license. vSphere Desktop. vSphere Desktop is intended for VDI environments such as Horizon View.