[Notes : Face verification is being upgraded for iOS users, this feature will be temporarily disabled. Kindly use your PIN as alternate authentication. Thank you for your patience.]
You are encouraged to use face verification as this authentication method is fast, safe and convenient. You’ll be able to make payments in public areas more securely without having to worry about other people noticing your PIN.
Below are the articles that may be useful for you :
What are the eWallet features that support face verification if I’ve enabled it?