face id not working on brand new 11 pro max

So, if you've already followed ALL the steps provided in this support guide (in particular check if a cover or screen protector is obstructing / interfering with your front True Depth Camera):--> If Face ID isn't working on your iPhone or iPad Pro – Apple Support

to no avail, have it inspected at an Apple Store or AASP.

Regards

Giulio

We, just users like you, can't judge, nor take decisions, nor diagnose that problem remotely, sorry.

Apple Specialists, after inspecting your device, will give you all the available options.

Regards

Giulio

Ever drop the device or gotten it wet?

If you're sure you never dropped your iPhone or gotten it wet, chances are very high, but only Apple Technicians will decide whether repair or replace it under warranty.

Giulio