Samsung SM-A156W User Manual

Settings102Fingerprint recognitionIn order for fingerprint recognition to function, your fingerprint information needs to beregistered and stored in your device.• This feature may not be available depending on the carrier or model.• Fingerprint recognition uses the unique characteristics of each fingerprint toenhance the security of your device. The likelihood of the fingerprint sensorconfusing two different fingerprints is very low. However, in rare cases whereseparate fingerprints are very similar the sensor may recognize them asidentical.• If you use your fingerprint as a screen lock method, your fingerprint cannot beused to unlock the screen for the first time after turning on the device. To use thedevice, you must unlock the screen using the pattern, PIN, or password you setwhen registering the fingerprint. Be careful not to forget your pattern, PIN, orpassword.• If your fingerprint is not recognized, unlock the device using the pattern, PIN,or password you set when registering the fingerprint, and then re-register yourfingerprints. If your pattern, PIN, or password is forgotten, you will not be able touse the device if you do not reset it. Samsung is not responsible for any data lossor inconvenience caused by forgotten unlock codes.• If you change the screen lock method to Swipe or None, which are not secure, allof your biometric data will be deleted.For better fingerprint recognitionWhen you scan your fingerprints on the device, be aware of the following conditions thatmay affect the feature’s performance:• The device may not recognize fingerprints that are affected by wrinkles or scars.• The device may not recognize fingerprints from small or thin fingers.• To improve recognition performance, register the fingerprints of the fingers usedmost often to perform tasks on the device.• The Side button has a built-in fingerprint recognition sensor. Ensure that thefingerprint recognition sensor is not scratched or damaged by metal objects, such ascoins, keys, and necklaces.