How can I update my phone number or email linked to my AU Small Finance Bank credit card?

What are the methods to update the phone number or email address linked to the AU Small Finance Bank credit card? Can the update be done through the AU Bank app, net banking, or by contacting customer service? How will the cardholder know that the update has been successfully processed?
Is there any verification required, such as OTP or email confirmation?

AU Small Finance Bank contact information can be updated by logging into the app.
Go to Profile Settings and enter your updated information.
Enter an OTP to confirm the modifications.
Make a request, visit the closest branch, and provide your paperwork.
For support, reach out to customer service by phone or email. For smooth communication and account notifications, make sure your contact details are current.