Samsung Galaxy S9 / S9+ - Set Up Iris Recognition

View this info to set up or remove Iris recognition, a device lock option that utilizes a scan of your eye.

Note Notes:

  • Iris recognition is utilized to unlock the device.
  • If synced to a corporate exchange account, the availability of this option is dependant upon the policies of your IT admin.
  • For optimal performance, ensure you are in a well lit environment and not wearing contact lenses or sunglasses.


Caution Caution:

  • To protect your eyes, keep the screen at least 8 inches away during iris recognition.
  • Don't attach unapproved screen protectors (privacy protection films, tempered glass protectors, etc.) to your device.
  • Don't use iris recognition with infants. Doing so may damage their eyesight.
  • Anyone with a history of symptoms linked to an epileptic condition should consult with a physician prior to using the iris scanner.


  1. From a Home screen, swipe up or down from the center of the display to access the apps screen.
    Note These instructions only apply to Standard mode and the default Home screen layout.
  2. Navigate: Settings Settings icon > Biometrics and security.
  3. From the Biometrics section, tap Irises.
    Note If presented, enter the current PIN, password, or pattern.
  4. Perform one of the following:
  • For first time setup:
    1. Review the disclaimer then tap Continue.
    2. If presented, select a lock screen option (e.g., Pattern, PIN, Password) then follow the steps to complete the process.
      Note If necessary, refer to Set Up Screen Lock for assistance.
    3. Review the info then tap Continue.
    4. While holding the phone 10-14 inches away, open your eyes wide and look at the screen.
      Note Position your eyes within the circles shown on the screen until your irises have been registered.
      Note If necessary, follow any additional instructions to complete the process.
    5. Tap the Notifications switches to turn the following on Switch on or off Switch off :
      • Iris unlock
        Note Unlock your phone with your irises.
      • Screen-on iris recognition 
        Note Unlocks the phone with your irises as soon as the screen turns on, without swiping first.
      • Stay on Lock screen
        Note When you unlock the device with iris recognition, stay on the Lock screen until you swipe.
  • To remove irises:
    1. Navigate: Settings Settings icon > Biometrics and security.
    2. Tap Irises.
      Note If presented, enter the current PIN, password, or pattern.
    3. Tap Remove iris data.
    4. To confirm, review the disclaimer then tap Remove.