HP IPAQ H5500 - Manual (Page 136)

Using the Fingerprint Reader (h5500 only)
User’s Guide 10–9
Deleting a Fingerprint
You can delete any saved fingerprints.
1. From the Today screen, tap Start > Settings > Password.
2. Enter your PIN or swipe one of the enrolled fingers.
3. Tap the finger you want to delete, then tap Discard.
4. Tap Yes to confirm the deletion.