How do I setup Face ID on my iPhone ?

"How do I setup Face ID on my iPhone ?"

-------

Setting Up Face ID on an iPhone:

A. Go here: Set Up Face ID on iPhone - Apple Support

Having Issues?

B. Go here: If Face ID isn't Working on your iPhone or iPad Pro - Apple Support

"Strart face id: My iphone face id not working please replace my iPhone face id"

-------

Troubleshooting Face ID:

There are know stand alone updates for Face ID that I am aware of.

Overview these two links:

• If an Alert Says Face ID has been Disabled on your iPhone or iPad Pro - Apple Support
• If Face ID isn't Working on your iPhone or iPad Pro - Apple Support

Also, Report this to Apple:

Do your Part: Provide Apple with feedback on this, letting them know about this issue.  Apple may not get back to you directly, but the more feedback they receive on this, the more they will know what is occurring, and what bug fixes to include in updates to come. Apple will know nothing of this, if you don't report it to them.

1. Go Here: Feedback - iPhone - Apple
2. Select: "Bug Report" for the "Feedback Type"
3. Comment: that this all began after installing an update. Include the URL of this thread.
4. Proceed from there as necessary