How do I choose to make a payment from a non-primary card?
Paytm allows you to make payments from non-primary cards as well.  For this you need to:   Open the Tap to Pay section on your Paytm app Click on the activated cards to see them in a list view Click on the non-primary card that needs to be used for making the payment Once you see the detailed page of your card, tap on the POS terminal to make the payment from the non-primary card.