Iris Recognition - Samsung Galaxy S9 User Manual

Settings

Iris recognition

The iris recognition feature uses the unique characteristics of your irises, such as their shape
and pattern, to strengthen the security of your device. Your iris data can be used for various
authentication purposes. After registering your irises, you can set the device to use your irises
for the following features:
• W eb sign-in
• S amsung account verification
• S amsung Pay
• S creen lock
• S ecure Folder
• T his feature may not be available depending on the region or service provider.
• I f you use your iris as a screen lock method, your irises cannot be used to unlock
the screen for the first time after turning on the device. To use the device, you must
unlock the screen using the pattern, PIN, or password you set when registering the
irises. Be careful not to forget your pattern, PIN, or password.
• I f your irises are not recognised, unlock the device using the pattern, PIN, or
password you set when registering the irises, and then re-register your irises. If
your pattern, PIN, or password is forgotten, you will not be able to use the device if
you do not reset it. Samsung is not responsible for any data loss or inconvenience
caused by forgotten unlock codes.
• I f you change the screen lock method to Swipe or None, which are not secure,
all of your biometric data will be deleted. If you want to use your biometric data
in apps or features, such as Samsung Pay, you must register your biometric data
again.
Precautions for using iris recognition
Before using iris recognition, keep the following precautions in mind.
• T o protect your eyes, keep the screen at least 20 cm away from your face when using iris
recognition.
• I f you attach screen protectors (privacy protection films, tempered glass protectors, etc.),
the recognition may fail.
• D o not use iris recognition with infants. Doing so may damage their eyesight.
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