How to get a refund if the account opening charges were paid twice?
Please create a ticket with payment proof screenshots and the refund will be initiated. You will receive a confirmation email from Razorpay, the payment gateway partner, and the refund will be credited to the bank account within 5-7 working days. If there is a delay in receiving the refund you, please contact your bank.
See Can I claim a refund of my account opening fees? for more details.