How do I unblock my pin code? Aline C. 26 August 2021 12:23 Updated To unblock your PIN after entering it incorrectly 3 times, please complete the following steps:-log in to your VIABUY account-go to Settings (if you're logged in on a browser, click on the Gear Icon above the image of your card or just directly on the image) ** Na aplicação, clique no pequeno ícone do cartão (o segundo da direita) -click on Unblock PIN-enter the mTan code you received on the registered mobile number-Go to a chip & pin ATM and use your card to check the balance or withdraw an amount. VERY IMPORTANT: after you have unblocked the PIN code via Settings, you must use the card in a chip & pin ATM, otherwise the PIN code will not be unblocked! Please make sure to use an ATM with chip verification capability. Click here to find a chip & pin ATM near you.Do not forget to check the option “Chip reader enabled” under “Show only ATMs with”. Related articles I've forgotten my PIN. How do I get a reminder? How do I unblock the CVV ? When do I get my PIN? Track your email requests with our new feature "My activities"! How can I upgrade to IDV3? Comments 0 comments Article is closed for comments.