When you want to use different races for the winner side and the loser side you want to choose scoresheet #625 and select to Enter Results for each game.
Under Menu > Manage > Brackets/Round-Robins > Brackets.
Create bracket or select bracket > Pencil to edit.
Under Score Input Section. Choose scoresheet #625.
Make sure to check Wins and Enter Each Game Results.
Or Scores and Enter Each Game Results.
Then you need to tell the system what the races are for Winner Side and Loser side.
Go to Menu > Manage > Brackets/Round-Robins > Bracket Lines/Race to.
Choose the division you want to work on at the top left corner (If multiple brackets)
Under the column Race To, change the races based on the Winner or Loser side. (You can write directly in the grid)
Save.
Loser side has Minus in the Round name (-1, -2, -3, -4 etc)
Winner side (1, 2, 3, 4, etc)