Use HDFC NetBanking
Log in to your HDFC NetBanking account
Go to Cards or Debit Card section
Select Debit Card PIN Generation or ATM PIN Reset
Choose your debit card
Enter the required details and OTP
Set a new ATM PIN
Use HDFC MobileBanking app
Log in to the HDFC MobileBanking app
Open the Cards section
Select Debit Card PIN generation or reset option
Verify with OTP
Create a new ATM PIN
Use HDFC ATM
Insert your HDFC debit card at an HDFC ATM
Select PIN Generation or PIN Change
Enter the OTP received on your registered mobile number
Set a new ATM PIN
Use HDFC branch
Visit the nearest HDFC Bank branch
Carry your debit card and valid ID proof
Request ATM PIN reset assistance
Complete the required verification
Set or receive your new PIN as instructed
Use HDFC customer care
Call HDFC customer care
Request ATM PIN reset support
Complete verification steps
Follow the instructions provided by the bank