This help doc explains how to edit donation orders, including how to backdate a donation after a sale.
To backdate a donation at the time of processing (e.g., a check donation that needs to reflect an earlier date), adjust the donation date while entering the order.
To edit a donation order after a sale:
1. Click "Orders"
2. Look up the order by name or order ID - click "Submit"
3. Click to the expand the order
4. Click "Edit"
5. Adjust the desired donation details. When finished, press SAVE + CLOSE
