iPhone Face ID is disabled

What was the result when you followed the guidance in the Related Article above your name on this page, that you were reading just before you posted here? If the Related Article doesn't answer your question please post back with more details about the issue and another user in this user-to-user forum will try to help.

Note that this is usually a hardware problem; contact Apple support (“Support” link at the top of this page) if you can’t fix it with the related article.