Make sure you have vcenter backup and snapshot before proceed. - Login to you vcenter appliance VAMI- https://appliaceip:5480 Go- to Update : You must have an https webserver or FTPS server configured to proceed: I am using serv-u Management console to configure FTPS: https://www.serv-u.com/downloads Run Pre-Update Checks You can check the affected services by this … Continue reading Upgrade vCenter 6.7 to 6.7 U3 Using custom repository.