Samsung Galaxy S8 User Manual

Learn About Your Device44
Face Recognition
Use face recognition as an alternative to entering 
passwords in certain apps.
You can set the device to use Face Recognition to 
unlock the screen by recognizing your face.
• Face recognition is less secure than Pattern, PIN 
or Password. Your device could be unlocked by 
someone or something that looks like your image.
• Some conditions may affect face recognition, 
including wearing glasses, hats, beards, or heavy 
make-up.
• When registering your face,...

Learn About Your Device45
Fingerprint Scanner
Use fingerprint recognition as an alternative to 
entering passwords in certain apps. 
You can also use your fingerprint to verify your identity 
when logging in to your Samsung account.
Note: Fingerprint recognition uses the unique 
characteristics of each fingerprint to enhance the 
security of your device. The likelihood of the fingerprint 
sensor confusing even small areas of two different 
fingerprints is very low. But in rare cases, the sensor 
may...

Learn About Your Device46
• To add a fingerprint, tap  Add fingerprint and 
follow the prompts to register a fingerprint and 
password. 
• To delete a fingerprint, touch and hold the 
fingerprint, and then tap  Remove. Confirm when 
prompted.
• Samsung Pass : Access your online accounts 
using your fingerprint.
• Samsung account : Verify your identity using 
your fingerprint when logging in to your 
Samsung account.
• Samsung Pay : Use your fingerprints to make 
payments quickly and securely.
•...

Learn About Your Device47
Note: The Iris scanner is not intended to be used as a 
medical device and the biometric data collected and 
stored locally by the mechanism is not intended to be 
used for any diagnostic, therapeutic, or preventative 
purposes. Please follow all instructions for use of this 
feature.
For best results, remove eyeglasses and sunglasses. 
Do not use the Iris scanner in bright sunlight or areas 
with excessive reflected light (for example, by the pool 
or seashore). Do not use the...

Learn About Your Device48
Iris Verification
Iris verification can be applied to several features of 
your device.
1. From home, swipe up to access Apps.
2. Tap  Settings > Lock screen and security > 
Iris scanner  for the following options:
• Remove iris data : Delete existing irises.
• Preview screen mask : Choose a mask to display 
when using the iris scanner. 
• Samsung Pass : Use your irises to verify your 
identity using Internet and other supported 
apps.
• Samsung account : Enable to use your...

Learn About Your Device49
Multi Window
Multitask by using multiple applications at the 
same time.
Window Controls
Tap  Window controls in the middle of the 
window border for options.
Snap window: Snap the selected window to 
the half of the screen it occupies.
Switch windows: Switch locations between 
Multi window apps.
Open in pop-up view: Open the selected app 
in a pop-up window.
Close app: Close the selected app. 

Learn About Your Device50
Enable Multi Window
1. From home, swipe up to access Apps.
2. Tap  Settings >  Advanced features > 
Multi window .
• To use the Recent apps key to open apps in a 
split screen view, tap  Use Recents button.
• To view an app in pop-up view, tap 
Pop-up view action. 
Use Multi Window
Apps that support Multi window display together 
on a split screen. You can switch between the apps, 
adjust the size of their display on the screen, and copy 
information from one app to the other....

Learn About Your Device51
Emergency Mode 
Emergency mode conserves your device’s remaining 
power when you are in an emergency situation.
Emergency mode saves battery power by:
• Restricting application usage to only essential 
applications and those you select.
• Turning off Mobile data when the screen is off.
• Turning off connectivity features such as Wi-Fi and 
Bluetooth.
Activate Emergency Mode
To activate Emergency mode:
1. Press and hold the Power key to display the 
Device options window.
2. Tap...

Learn About Your Device52
Use Emergency Mode Features
While in Emergency mode, your device conserves 
power. The following apps and features are available 
on the Home screen:
• Flashlight: Use the device’s flash as a steady source 
of light.
• Emergency alarm : Sound an audible siren.
• Share my location : Send your location information 
to your emergency contacts.
• Phone : Launch the call screen.
• Internet : Launch the Web browser.
•  Add: Add other available apps.
 -Email : Launch the Email app....

Learn About Your Device53
Edge Screen
The Edge screen provides a variety of useful tools for 
notifications, information feeds, and timekeeping.
Edge Panels
Edge panels can be used to access apps, tasks, and 
contacts, as well as view news, sports, and other 
information on the Edge screen.
To view Edge panels:
 ►When the screen is turned on, swipe the Edge panel 
handle from the edge of the screen to the center. 
Keep swiping to view other panels.
To configure Edge panels:
1. From any screen, open the...