By using the Update Manager Utility, you can change the database connection settings and proxy authentication, re-register Update Manager with vCenter Server, and replace the SSL certificate. Start the Update Manager Utility and Log InTo use the Update Manager Utility, you must start the utility and log in. Launch the Update Manager Utility with UMDSTo use the Update Manager Utility with UMDS, you must log in to the machine on which UMDS is installed. Reconfigure the Proxy SettingsIf your system proxy settings change after you have installed the Update Manager server or UMDS, you must reconfigure the Update Manager server and UMDS to use the new proxy settings. Change the Update Manager Database Connection SettingsYou can specify a different user name and password for the Update Manager or UMDS database connection. Re-register Update Manager with vCenter ServerYou might need to re-register Update Manager with vCenter Server in certain situations, for example when the IP address of vCenter Server or Update Manager changes. Change the Update Manager SSL CertificateYou can change the SSL certificate that Update Manager uses to authenticate against vCenter Server. Restart the Update Manager ServiceIn certain cases, such as when you change the network connectivity settings, you must restart the Update Manager service.