Can I customize the checkout page for a basic payment button?

You can customize the checkout page for a basic payment button in a variety of ways, including to:

• Allow your customers to change their order quantities. 
• Allow your customers to add special instructions in a message to you.
• Prompt your customers for their shipping address. 
• Redirect your customers to a specific URL when they cancel or finish their checkout.

You can also use advanced variables to customize your button. For details, see Customize advanced features on our Developer Portal.