You can manage certificates from the vSphere Client.

Procedure

  1. Log in to a vCenter Server as a user with administrator privileges in the local vCenter Single Sign-On domain.
    The default domain is vsphere.local.
  2. Select Administration.
  3. Under Certificates, click Certificate Management.
    Certificate panels for the different types of certificates appear.
  4. Perform certificate tasks, such as viewing certificate details, renewing the Machine SSL certificate, and adding a Trusted Root certificate.