Row Data is the Report Setting section where you choose what you want to display as Rows within your report Data.
For Advanced row data options based on your Account Tree click the ADVANCED setting option.
Advanced Configuration
In the left side, choose the Account Tree and toggle on (green) or off (grey):
KPI and Metric Rows that are configured within the Account Tree
Show the calculation rows
In the Account Tree preview on the right side you can:
For each level 1 header in your Account Tree
Display the detail rows as Accounts or Business Units
Hide Sections or individual Calculation rows
Then APPLY SELECTION
After Advanced settings have been applied, this will show in the Builder Screen Account Tree setting as Custom:
Click the Cog to update the ADVANCED settings
⚠️Clicking RESET will remove all the Advanced settings