Face ID not working
My Face ID stopped working after update
My Face ID stopped working after update
If your Face ID is not working, see this, If Face ID isn't working on your iPhone or iPad Pro - Apple Support and this If an alert says Face ID has been disabled on your iPhone or iPad Pro - Apple Support. If neither help, then use the Get Support link at the top of the page here to contact Apple Support for service, or make a Genius Bar appointment at your nearest Apple Store.
Welcome to the Apple Support Communities.
See: If Face ID isn't working on your iPhone or iPad Pro - Apple Support.
Jack
My Face ID worked just fine until iPadOS 15. Now it works maybe 50% of the time. Your "If Face ID isn't working on your iPhone or iPad Pro" suggestions don't work. Please fix.
Face ID not working