human
How do I enable a fingerprint reader in windows 10?
assistant
Enable a Fingerprint Reader in Windows 10
1. Make sure you have a compatible fingerprint reader (if you don't have one built-in).
2. Connect your external fingerprint reader to your computer (if you don't have one built-in).
3. Turn on your computer (if it isn't already on).  
4. Open Settings.
5. Click Accounts.
6. Click Sign-in options.
7. Click Windows Hello Fingerprint.
8. Click Set up.
9. Follow the on-screen prompts to set up your fingerprint log-in.