How to check your SIM is biometric verified or not?

To know if your SIM is verified or not, follow below procedure to make sure:

→ Check GrameenPhone SIM is biometric verified or not

write Reg and send SMS to 4949 (Free)

→ Check Banglalink SIM is biometric verified or not

dial *1600*1# (Free)

→ Check Robi SIM is biometric verified or not

dial *1600*1# (Free)

→ Check Airtel SIM is biometric verified or not

dial *121*444# (Free)

→ Check Teletalk SIM is biometric verified or not

write Q and send SMS to 1600 (Free)"