Settings99Fingerprint recognitionIn order for fingerprint recognition to function, your fingerprint information needs to beregistered and stored in your device. After registering, you can set the device to use yourfingerprint for the features below:r Screen lockr Web sign-inr Verify Samsung accountr This feature may not be available depending on the region or service provider.r 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 recognise them as identical.r If your fingerprint is not recognised and you have forgotten your backup password,you must take the device to a Samsung Service Centre to have it reset. Then, youmust re-register your fingerprints and create a new backup password.For better fingerprint recognitionWhen you scan your fingerprints on the device, be aware of the following conditions thatmay affect the feature’s performance:r The Home key contains a fingerprint recognition sensor. Ensure that the Home key is notscratched or damaged by metal objects, such as coins, keys, and necklaces.r The screen protector supplied with the device may cause the fingerprint recognitionsensor to malfunction. Remove the screen protector to improve fingerprint sensitivity.r Ensure that the fingerprint recognition area and your fingers are clean and dry.r The device may not recognise fingerprints that are affected by wrinkles or scars.r The device may not recognise fingerprints from small or thin fingers.r If you bend your finger or use a fingertip, the device may not recognise your fingerprints.Make sure to cover the entire Home key with your finger.r To improve recognition performance, register fingerprints of the hand used most often toperform tasks on the device.r In dry environments, static electricity can build up in the device. Avoid using this featurein dry environments or before using the feature, discharge static electricity by touching ametal object.