Reports > Order Management > Open Sales Order Report > Show Payment Method

Users need to show the Payment Method set on the Sales Order on Open Sales Order Report.

Kindly have the following steps:
1. Navigate to Reports > Order Management > Open Sales Order > click Customize.
2. On the Edit Columns section, on the left task pane called Add Fields > Open Sales Order folder > Payment Method (Transaction) subfolder > Name.
3. Rename the report and Save.