Samsung SM-T820 User Manual

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Contents

Settings113• This feature may not be available depending on the region or service provider.• 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 as identical.• If you use your fingerprint as a screen lock method, your fingerprint cannot beused to unlock the screen when turning on the device. To use the device, you mustunlock the screen using a pattern, PIN, or password you set when registering thefingerprint. Be careful not to forget your pattern, PIN, or password.• 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 loss orinconvenience caused by forgotten unlock codes.For better fingerprint recognitionWhen you scan your fingerprints on the device, be aware of the following conditions thatmay affect the feature’s performance:• 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.• The screen protector supplied with the device may cause the fingerprint recognitionsensor to malfunction. Remove the screen protector to improve fingerprint sensitivity.• Ensure that the fingerprint recognition area and your fingers are clean and dry.• The device may not recognize fingerprints that are affected by wrinkles or scars.• The device may not recognize fingerprints from small or thin fingers.• If you bend your finger or use a fingertip, the device may not recognize your fingerprints.Make sure to cover the entire Home key with your finger.• To improve recognition performance, register fingerprints of the hand used most often toperform tasks on the device.• 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.