Forgot ATM PIN - How to Reset it - Paytm Reset ATM PIN at Bank. To reset the PIN at the bank, you will have to visit the branch where you hold the account. Then, consult an executive to reset your ATM card PIN if you forgot your ATM PIN. Follow the below steps to reset your ATM PIN: Fill out the request form for 'PIN Change' or 'PIN Reset' and submit it to the bank.