In the form of choosing an option for payment of an order, a payment option is added for the loan from Privatbank "Payment by installments" http://prntscr.com/j4d46e (the name can be written in the admin panel as an arbitrary one). In the admin panel, the plugin settings look like http://prntscr.com/j4dcrp

- woocommerce payment gateways
- wordpress plugins for online store
- wordpress payment plugin