How to set a UPI PIN on Paytm?

To set a UPI PIN on Paytm, open the app and tap your profile icon. Go to UPI and Payment Settings and select the bank account you want to link. Tap Set PIN and choose to verify using either your debit card or Aadhaar card. For debit cards, enter the last six digits and expiry date. For Aadhaar, enter the first six digits. Enter the OTP received on your registered mobile number, then create and confirm your new 4 or 6-digit UPI PIN to complete the process.