How-To
Samsung GALAXY S4 - How to lock and unlock your smartphone
Locking your smartphone screen prevents accidental or unauthorized use. While it is locked, you can still call 911.
To set up a security password or PIN for the first time
For enhanced security, you can set up your smartphone to require a password or PIN each time you want to use it. To set up your smartphone for password or PIN protection, do the following.
- From the Home screen, tap Menu.
- Select Settings.
- Select Lock screen under the My device tab.
- Select Screen lock.
- Select one of the following high security options:
- PIN: Select this option if you wish to use a numeric code to lock and unlock your smartphone.
- Password: Select this option if you wish to use a typed word to lock and unlock your smartphone.
- Type the desired PIN or Password.
- Tap Continue.
- Confirm your PIN or Password.
- Tap OK.
- Your smartphone is secured with a password or PIN.
To lock your smartphone screen
- Press the Power button, located on the right edge of your smartphone.
- Your smartphone screen is locked.
To unlock your smartphone screen
- Press the Power button, located on the right edge of your smartphone.
- Type the screen lock PIN or Password.
- Tap OK.
- Your smartphone screen is unlocked.
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