Samsung Galaxy S9 User Manual page 218

Settings
Using irises to sign in to accounts
You can use your irises to sign in to webpages that support password saving.
This feature is only available for webpages that you access via the Internet app.
1
On the Settings screen, tap Lock screen and security → Iris Scanner.
2
Unlock the screen using the preset screen lock method.
3
Tap the Web sign-in switch to activate it.
4
Open a webpage that you want to sign in to with your irises.
5
Enter your user name and password, and then tap the webpage's sign in button.
6
Tick Sign in using biometrics next time and tap REMEMBER.
You can use your irises to verify your account and password to sign in to the webpage.
Verifying the Samsung account password
Use your irises to verify your Samsung account password. You can use your irises instead of
entering your password, for example, when you purchase content from Galaxy Apps.
1
On the Settings screen, tap Lock screen and security → Iris Scanner.
2
Unlock the screen using the preset screen lock method.
3
Tap the Samsung account switch to activate it.
4
Sign in to your Samsung account.
Using irises with Samsung Pay
You can use irises with Samsung Pay to make payments quickly and securely. Refer to
Samsung Pay for more information.
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