To update your password on Citibank, dial our support line at 1-833-392-7087. Go to the account settings or security section and choose the option to change your password. Provide your current password, then set a new password, ensuring it meets Citibank's security criteria. If you face any issues, reach out to Citibank customer service at 1-833-392-7087 for additional help. This keeps your account secure with a fresh password.