1. Go to → C:\inetpub\wwwroot\HDPOSServer
2. Open ‘HD.Settings.Config’ and change the ‘catalog’ name.
3. Go to Start → Run and type ‘services.msc’.
4. Look for ‘SQL Server(MSSQLSERVER) in the list of services and restart it (instead of MSSQLSERVER there can be some other name as well depending on the instance used while installing SQL server).
5. Open the software and it will start with a blank database.