Samsung Galaxy Note® 4 - Set Up Fingerprint Recognition
A fingerprint is utilized to unlock the device. For the fingerprint scanner to operate, hands must be clean and free of moisture, dirt, oil, lotion, dyes, etc.
Up to 3 fingerprints can be registered on the device.
From a Home screen, navigate: Apps > Settings > Finger scanner.
These instructions apply to Standard mode only.
Tap Fingerprint manager.
If presented, review the Disclaimer then tap OK.
From the "Register fingerprint" screen, swipe your finger over the Home key to register your first fingerprint or to continue to the next screen.
Swipe entire finger pad from base to tip of finger across the home key.
Keep finger flat against the home key and swipe slowly.
Indicators turn green when successful.