Integrating PayPal Smart Buttons into your website is a straightforward process. Here’s a brief description of the steps involved: Create a PayPal Business Account : If you don’t already have one, sign up for a PayPal Business account. Get PayPal Client ID : Log in to the PayPal Developer Portal. Go to your app list, create a new app if necessary, and obtain your client ID from the REST API apps section. Add the PayPal JavaScript SDK to your shopify store ==> Hire an Expert !
accept payment by card on shopify via paypal only