I need to add the Payment status @ the invoice PDF like as Payment Accept , Paid , Unpaid etc
How can i do that ?
If I am getting it right then you want to print the payment status on the invoice.
If yes, then it cannot be done via default feature of QloApps. We need to customize it.
Please raise a ticket at https://webkul.uvdesk.com/en/customer/create-ticket/