Setting up Face ID
In a nutshell
Using Apple’s Face ID functionality, you can now confirm your identity and log in to the NatWest app on your iPhone X and later models just by looking at the screen. Because you’re unique, it’s a super secure way of protecting your account.
What you'll need
An iPhone X or later model
Your face, of course!
Your step-by-step guide:
Open the settings app on your phone
Select Face ID & Passcode
Enter your passcode
Under Use Face ID For, select Other Apps
You should see NatWest app there. Switch it on
You're ready to go
If you don’t use face recognition on your phone already, these instructions from Apple tell you how to set it up.