NOTE: If the payment was processed through Stripe (via credit card or bank transfer), canceling it will refund the charges.
To delete a payment, go to "Finances>Payments"
Locate the payment you want to delete and click the Garbage Can icon for that payment.
You will then get a popup asking if you are sure you want to cancel this payment, seen below:
Click on Yes to cancel your payment.
If you need to delete multiple payments at the same time, select the square boxes to the left of your payment and click the red Delete button above the payments list. You will then get a popup prompting you to confirm the deletions:
Select Yes to delete the payments you have selected.