Advanced Mode
My Store > Payment > Payment providers > Settings
Configure your store's payment services in this menu.
Add PayPal API key
To add API key information, you need to create a PayPal account first to... get the API key information.
API keys should be entered in all multi-language stores identically to enable the service in the store you want.
After... entering the API key information, you can select which payment methods to display on the storefront in [My Store>Payment>Payment methods].