Unzip PRIMERDB.zip
Restore PRIMERDB.BAK into your MS-SQL Server
Change into Primer_D10_X.xml file (eg. Primer_D10_4.xml if you are using Delphi 10.4) .\SQLEXPRESS to your MS-SQL sever:
as you can see you can use ADO, or (old) DbExpress or (new) FireDAC technology to access MS-SQL database