If your invoice is showing payment option via NEFT but you want to pay via Net Banking / Credit or Debit card then please click on the drop-down shown in the invoice payment page link screenshot below
Once clicked you can see the other online payment modes there so select the one you require for example you want to pay via credit card or debit card then select the option accordingly screenshot below:
Once done you will see now **Pay Now** button click on that to pay online as shown in the screenshot below: