Click Cntrl + Shift + G> type Agreement Payment Schedules PRO TIP! You can search the left menu if you want, go to Setup > Payment Schedules.
Hover over the schedule you want to copy and click Copy under the Actions column.
This will create an exact copy of the payment schedule and will put "Copy of" at the beginning of the title. Edit the schedule to make any changes to it.
You will be able to edit the below fields. Click Save, or Ctrl + S, to save your edits. PRO TIP! You will want to select Show in Admin Only if this is meant for internal use only. (Right-click and 'Open image in new tab' to enlarge)