Yes, Vivo Y93 does have the FM radio support.
Yes, Vivo Y93 does have the face unlock support.
Yes, Vivo Y93 is a dual 4G mobile phone. It is dual VoLTE also.
No. Vivo Y93 does not have the in-display fingerprint scanner. Fingerprint scanner of the Vivo Y93 is located on the back side of the phone.