Yes, you can send payment link notifications to your customers when payment links are created, paid, and you can also send a payment reminder. 

However, the channel that is available for payment links created via our third-party integration or plugins is only via Email. Notification via WhatsApp is no longer available as part of our ongoing efforts to improve system efficiency while continuing to provide reliable and scalable payment solutions for your business.

You may refer to this article to know how to set up Email notification to your customer.