All suggested methods were tried.
- Northwind.bak.zip works and it takes only 3 steps.
- The SQLCMD does not seem to work, the switch -S is flagged as erroneous
- Running the script has problems but there is a work around.
Problem 1: Encoding comes up with auto-detect as default, and the text has some formatting problem
Problem 2; If you choose wesern European codepage 1252 has the same problem
work around: Copy the text in the download file and paste it to Notepad and then open the file from Notepad in SSMS and run the script.