This document outlines 4 ways to block an SBI ATM/debit card if it is lost or misused: 1. Send an SMS with "BLOCK" and the last 4 digits of the card number to 567676. 2. Call the SBI 24/7 helpline numbers 1800 11 2211, 1800 425 3800, or 080 2659 9990. 3. Use the SBI YONO mobile app to select the card and reason for blocking. An OTP will be sent to confirm. 4. Log into online SBI, select "ATM Card Services>Block ATM Card", choose the account and card, enter an OTP or password, and a ticket number will