Step 1: Hop to the Payables Tab.
Step 2: Click the Unpaid section.
Step 3: On the right side of the payable you wish to edit, click the three dots.
Step 4: Select Return Payable to draft.
Step 5: A pop-up will appear, click Return Payable to Draft - Do not Pay.
Step 6: On the right side of the payable that you returned to draft, click the three dots.
Step 7: Select View Payable.
Step 8: Make the changes needed and confirm payable once ready.