Alex was here…

To reset Authentec fingerprint sensor internal database on Windows 8 used tool from Toshiba site – TFPU WBF Delete Fingerprint Tool.

Or one 23Kb program from this archive – Biometric Cleanup Utility. Be careful, it wipes data without confirmation.

I used Dell Latitude E5520 laptop and Windows 8.1 is not supported on it. Dell Support site has not driver available. Terrible, but…

Used these steps to enable fingerprint authorization.

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