This payment plugin comes free with DJ-Catalog2. You need to download, install, enable and configure it manually - get it from the downloads section (available for active subscribers).
After installation, you need to enable the plugin.
Go to System -> Plugins and enable "DJ-Catalog2 DELIVERY - POCZTEX".
Now go to DJ-Catalog2 -> Deliveries and Payments -> Delivery methods.
Create a new delivery method and choose "DJ-Catalog2 DELIVERY - POCZTEX" as plugin.
Configure the method as you wish. Then head over to "Settings" tab and complete the following fields:
Paddle checkout supporting credit cards and PayPal online payments.
All products purchased on our site are refundable.
Dedicated ticket system for all subscribers.