How to Change Processor:
1) Under "Products" Menu on the Left side of Builder
2) Select "More"
3) Click on "Processors"
4) To add a new Processor: Click on the Gear at the bottom of builder and select a processor from the list available.
5) To edit a current Processor: If you right-click on the processor, you can delete or edit the processor information.
Make sure to publish after completing your changes.
*Make sure to change Payment Methods to match your new Processor*