I can't answer your question if the fingerprint scanners fails, because it is never failed me.
But when you use Apple pay you hold your finger on the fingerprint scanner and come close to the target, you get a slight vibration and a tone on the phone which tells you that you have paid. You can then go into the passbook app and see a short synopsis of the transaction. -- The following information is important for all members of the viphone list. All new members to the this list are moderated by default. If you have any questions or concerns about the running of this list, or if you feel that a member's post is inappropriate, please contact the owners or moderators directly rather than posting on the list itself. The archives for this list can be searched at http://www.mail-archive.com/viphone@googlegroups.com/. --- You received this message because you are subscribed to the Google Groups "VIPhone" group. To unsubscribe from this group and stop receiving emails from it, send an email to viphone+unsubscr...@googlegroups.com. To post to this group, send email to viphone@googlegroups.com. Visit this group at http://groups.google.com/group/viphone. For more options, visit https://groups.google.com/d/optout.