what is windows hello?

You dont need to install it, by default Windows 10 is built up with Windows Hello, which allows you to sign in using bio-metric data like fingerprints or facial recognition.
What you must do is, Go to Accounts > Sign-in options > Set up > Get started.

Windows Hello is a featured invented mainly for high security, it allows you to login into your system by recognising your fingerprint or your face . Just update your PC, in settings just activate windows hello to enjoy this feature.

Windows hello is new feature added by microsoft to windows 10 OS, It is built in features which provides face detection and fingerprint technology having in mind to provide better protection. Just go to your device setting and activate windows hello to enjoy this special feature.

Microsoft invented windows hello with a aim to give ore security to your windows 10 and provides a way to sign in to your devices with just a look or a touch.

Windows hello is a special features with helps the windows user to login with voice and face recognization... You can enjoy this service with windows for more privacy..

To use the windows hello feature you must update windows 10 up to date. Just download and install windows to continue..