Disabling Face ID with Stolen Device Protection on iPhone

i haven’t been able to access my banks cuz of face id issues. it doesn’t give options for passcode now i want to disable face id but stolen device protection is on i have been stuck for long need help

[Re-Titled by Moderator]

Original Title: i have stolen device protection on and my face id just stopped working. i want to disable cuz i cant access my bank app