After you upgrade to vCenter Server, consider the post-upgrade options and requirements.
You can review the database upgrade logs. See Collect Database Upgrade Logs.
Complete any component reconfigurations that might be required for changes during upgrade.
Verify that you understand the authentication process and identify your identity sources.
Upgrade any additional modules that are linked to this instance of vCenter Server, such as vSphere Update Manager.
Optionally, upgrade or migrate the ESXi hosts in the vCenter Server inventory to the same version as the vCenter Server instance.