Nokia C21 user guide
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Protect your phone with your fingerprint
Add a fingerprint
- Tap
Settings >Security >Fingerprint . - Select what backup unlocking method you want to use for the lock screen and follow the instructions shown on your phone.
Unlock your phone with your finger
Place your registered finger on the sensor.
If there is a fingerprint sensor error, and you cannot use alternative sign-in methods to recover or reset the phone in any way, your phone will require service by authorized personnel. Additional charges may apply, and all the personal data on your phone may be deleted. For more info, contact the nearest care point for your phone, or your phone dealer.