What to do if you have used the wrong PIN too many times? Adrian, Pockit Team. July 27, 2021 18:32 Updated Follow To protect your account your Pockit Prepaid Mastercard® will automatically be blocked when the wrong PIN is entered 3 or more times. To unblock your card, please contact us. Related articles Where can I find my Pockit card's PIN? How to change your Pockit card PIN? What to do if your card payment has been declined? How to block/ unblock your Pockit card? Can I go overdrawn?