The file may have some errors but as first version is really great.
The file was created by our Luciano Luongo who, like every year, delights us with his fantastic updates.
Original page in Italian
How to unlock the Italian Serie D on FM20Extract the contents of the downloaded file to get the "serie d 2020.fmf" database.
Move that to your "editor data" folder.
Start a new career in Italy with this database enabled.