Samsung GalaxySIII User Manual page 297

Using Face Unlock
This feature used facial recognition to unlock your phone.
This feature is less secure than PIN, Pattern, and Password
locks and can be bypassed by someone else who looks
similar to you.
1. Press
2. Tap Screen lock
3. Read the on-screen notification and tap Set it up.
4. Follow the on-screen instructions.
Using Face and Voice Unlock
This feature used facial recognition to unlock your phone.
This feature is less secure than PIN, Pattern, and Password
locks and can be bypassed by someone else who looks
similar to you.
1. Press
2. Tap Screen lock
3. Read the on-screen notification and tap Set it up.
4. Follow the on-screen instructions.
5. Once prompted to speak and unlock command, tap
and repeat the phrase four times.
6. Once complete, tap Done.
and then tap Settings
Face unlock.
and then tap Settings
Face and voice.
Setting an Unlock Pattern
Creating a screen unlock pattern increases security on the
phone. When you enable the User visible pattern field, you
will draw an unlock pattern on the screen whenever you
want to unlock the phone's buttons or touch screen. When
you activate the User tactile feedback field, you feel vibration
Security.
as feedback while drawing the pattern.
The feature is now paired with a backup PIN code that acts
as a backup to the pattern lock. If you forget your pattern,
you can regain access to the device by entering a PIN code.
Note: Make sure the Require Pattern field is activated.
1. Press
2. Tap Screen lock
Security.
3. Read the instructions then tap Next.
4. Review the on-screen animation procedure for drawing
a pattern and tap Next when you are ready to draw a
pattern.
and then tap Settings
Pattern.
Changing Your Settings
Security.
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