6. Click New Query in SQL Server Management Studio and type select @@servername to verify everything is correct and you have successfully changed the sql server name.

Now, enter your SQL Server's name and choose the authentication type that you want to use. If necessary, enter the credentials to be used for SQL Server authentication.

Correct registry value: In the linked KB article, the "VCInstanceID" value needs the new fully qualified domain name for the server running vCenter. Database: If the SQL Express database is used and ...