To change your primary bank account and set up a new AutoPay:
1. Go to 'Bank and AutoPay' and click 'Add Another Bank'. Enter your new bank's IFSC code.
2. Enter your new bank account number and click 'Verify Bank'.
3. Once verified, mark it as the primary account by clicking the three dots next to it and selecting 'Make Primary Bank Account'.
4. Click 'Set Up AutoPay' for the new bank.
5. Follow the instructions and have your net banking/debit card ready.
Note: Approval of AutoPay may take 3-4 working days.