What is Windows Hello? How to set up biometric sign-in on Windows 10

Windows Hello allows for password-less login to Windows 10 using biometric security, like facial recognition or fingerprints.
PC World

Forgot your Windows password? Here’s how to get back into your PC

On the first day after your vacation, you sit down at your PC, type in the password — and fail. Windows says: “The password is incorrect. Please repeat the process” and expects you to click “OK.” ...