Lenovo ThinkPad: Clear / reset fingerprint data

To clear or reset the fingerprint data:

1. Restart the laptop.

2. At the Lenovo logo screen press F1 to enter BIOS Setup (or Fn+F1).

3. From the "Security" menu choose the "fingerprint" option.

4. Choose the option to "Reset Fingerprint Data".

5. Press F10 to save and exit BIOS Setup.

6. Start Windows and try enrolling the fingerprint again.