Payment Page currently supports the Standard PayPal payment flow, which includes support for customers with and without PayPal accounts. If customers do not have PayPal accounts, they will have the option to complete payment with any supported credit card.
Other PayPal payment methods are coming soon, and the documentation will be filled in accordingly.
There are 2 steps to the PayPal setup process:
PayPal Setup - Connects your PayPal account in TEST and LIVE modes.