Follow these steps to block your Niyo SBM credit card:
Click on the “Credit Card” tile (top of the screen - this will take you to the credit card screen).
Click on the Niyo SBM credit card icon (below the balance card).
Click “Block” (top right corner, in red)
Note: Once the card is blocked, it cannot be undone/unblocked. You can choose to order a card replacement at the cost of Rs. 249 + GST.