First you will create a normal schedule. Then you can copy that schedule to create a double header.


How to create a schedule (league set up)


Once your schedule is created,

Go to Menu > Manage > Brackets/Round-Robin > Round-Robin.

Select the league in question.

Click on Display more options.

Click on Add Iteration/Double header.


If it's a double header on the same night, you will leave the dates as is and choose the time of the second match.


If you want to add extra weeks/rounds. You will choose which weeks you are copying and which start date to copy them at.


In either situations, you will choose if you want those matches to be flipped or be the exact same way.