Log in to your IRCTC account on the IRCTC website or app
Go to the profile section and select Aadhaar KYC or Aadhaar verification
Enter your Aadhaar number
Enter your name exactly as it appears on your Aadhaar card
Verify your mobile number linked with Aadhaar using the OTP
Enter the OTP received on your Aadhaar-linked mobile number
Submit the details for verification
Complete the e-KYC or biometric verification if prompted
Wait for confirmation that your Aadhaar has been linked to IRCTC
Check your profile to confirm Aadhaar verification status
If needed, update your IRCTC profile details to match your Aadhaar card before linking