1. In ShopFactory 12, click Central drop-down menu-> PAYMENT METHODS ACCEPTED
2. Scroll down and tick “I would like to define my own payment methods” checkbox, as shown below.
3. Click NEXT
4. Go through the payment wizard until FINISH
5. The custom payment dialog will appear. Click ADD + button to define your own payment methods
6. Select the payment method and click >> to move it to SELECTED section.
7. Click FINISH