1. You'll need to download the historical .json file from this mod. The file goes in Documents\Wolverine Studios\DDSPF 2025
viewtopic.php?f=285&t=356472. When you create a league select the year you want your league to start in
3. Choose Custom User-Created Historical Rosters under Roster Source so it knows to read the data from the downloaded .json file from the mod
4. Choose an import year to pull from (typically the same year as in step #2)
5. Choose a matching league format for your time period...