Securing the device

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Prevent others from using or accessing personal data and information stored in your Galaxy S4 by using the security features. Galaxy S4 requires an unlock code whenever unlocking it.

Setting a face unlock on Galaxy S4

On the Applications screen, tap Settings → My device → Lock screen → Screen lock → Face unlock.

Fit your face in the frame to be captured. Then, set a backup unlock PIN or pattern to unlock the screen in case the face unlock fails.

Setting a face and voice unlock on Galaxy S4

On the Applications screen, tap Settings → My device → Lock screen → Screen lock → Face and voice.

Fit your face in the frame to be captured and then set a voice command. Then, set a backup unlock PIN or pattern to unlock the screen in case the face and voice unlock fails.

Setting a pattern lock on Galaxy S4

On the Applications screen, tap Settings → My device → Lock screen → Screen lock → Pattern.

Draw a pattern by connecting four dots or more, and then draw the pattern again to verify it. Set a backup unlock PIN to unlock the screen when you forget the pattern.

s4-lock-pattern

Setting a PIN for Galaxy S4

On the Applications screen, tap Settings → My device → Lock screen → Screen lock → PIN.

Enter at least four numbers, and then enter the password again to verify it.

Setting a password for Galaxy S4

On the Applications screen, tap Settings → My device → Lock screen → Screen lock → Password.

Enter at least four characters including numbers and symbols, and then enter the password again to verify it.

Unlocking Galaxy S4

Turn on the screen by pressing the Power button or the Home button, and enter the unlock code.

If the unlock code is forgotten, take Galaxy S4 to a Samsung Service Centre to reset it.

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