Question: how do i change sbi atm pin?
Answer: Log in to your SBI Card Online account at sbicard.com.
Go to My Account on left hand side menu.
Select 'Manage PIN'
From the drop down menu, select the credit card, you want to generate the PIN for. ... 
Enter the OTP and your ATM PIN that you want to set.
Click on 'Submit' and your PIN is generated.