When you scan your fingerprints on the device, be aware of the following conditions that may affect the feature’s performance:
Inspect the screen for scratches and dirt
• The fingerprint recognition sensor recognizes fingerprints. Ensure that the fingerprint recognition sensor is not scratched or damaged by metal objects, such as coins, keys, and necklaces.
• 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 fingerprint recognition sensor with your finger.
• To improve recognition performance, register fingerprints of the hand used most often to perform tasks on the device.
• The touchscreen may malfunction in humid conditions or when exposed to water.
• To remove fingerprints or dusts, wipe the window glass smoothly with a clean and soft cloth.
• Fingerprint recognition is blocked when the device is under water.
Remove protective cases
• If a phone case covers or touches the fingerprint sensor, or prevents your finger from touching it, it can interfere with the sensor's operation.
Moisturize your hands
• The sensor may not work if your fingers are too dry or chapped.It may be helpful to moisturize your hands with hand lotion.
Remove protective cases
•If a phone case covers or touches the fingerprint sensor, or prevents your finger from touching it, it can interfere with the sensor's operation.
