Resetting your Citibank password online is a simple process. Begin by going to the Citibank online banking login page and selecting "Forgot Password?" Enter your user ID and follow the instructions provided. You'll need to verify your identity with an OTP sent to your registered mobile number or email. Once verified, you can create a new password. Choose a strong password to keep your account secure. If you experience any difficulties, you can contact Citibank's Password Reset service at 1-888-388-4751 for additional help.