If you don’t want to disable biometric auth, familiarize yourself with your phone and see if it has lockdown mode. Apple phones and most modern Android phones support it, using it will require your password / pin for unlocks. Put it into lockdown mode for the flight.
If you don’t want to disable biometric auth, familiarize yourself with your phone and see if it has lockdown mode. Apple phones and most modern Android phones support it, using it will require your password / pin for unlocks. Put it into lockdown mode for the flight.