Select the card to be unlocked and click on "Wallet".
Click on "Manage Account".
Select the "Lock Account" toggle.
Note: The toggle in red indicates that the card is currently locked. There is also a label below the card name that indicates that the card is locked.
Enter the Payment PIN to authenticate.
After unlocking, the card will be able to make transactions if there is sufficient account balance.
You have successfully unlock/unfreeze/unblock your card.