How do I lock my Samsung Galaxy Tab 4?

How do I lock my Samsung Galaxy Tab 4?

Screen Locks

Four different types of screen locks are available on the mobile device: the Samsung lock feature Swipe and three security lock features: Pattern, PIN and Password. To access the screen lock options for your device, from the Home screen touch Apps Apps Icon > Settings Icon Settings > Device > Lock screen Settings Lock Screen > Screen lock.

Screen Lock Menu


The Swipe lock feature is great for keeping your device from making accidental calls or opening applications while in your pocket, but it provides no additional security. Select Swipe from the Screen lock menu. When your screen is locked touch the screen and swipe your finger in any direction to unlock your device.


You can increase your mobile device's security by creating a screen unlock pattern (disabled by default). When Pattern lock is set you must draw the correct unlock pattern on the screen to unlock and regain access to your mobile device.

  1. Touch Pattern.
  2. Draw the screen unlock pattern by connecting at least four dots in vertical, horizontal or diagonal directions. Lift your finger from the screen when finished and then touch Continue.
    Pattern Lock Draw
  3. When prompted, draw the pattern again and then touch Confirm again.
    Pattern Lock Confirm
  4. Set a backup PIN you can use in case you forget your pattern.


  1. Touch PIN.
  2. Enter a numeric PIN and then touch Continue or Done.
    Pin Lock
    Note: A PIN must be a minimum of four digits, but no more than 16 digits.
  3. Enter the same numeric sequence to confirm it and touch then OK or Done.
    Pin Lock Confirm


  1. Touch Password.
  2. Enter an alphanumeric password and then touch Continue or Done.
    Password Lock
    Note: A password must be a minimum of four characters, but no more than 16 characters.
  3. Enter the same alphanumeric sequence to confirm it and then touch OK or Done.
    Password Lock Confirm

Changing Your Screen Lock Setting

You can change the screen lock setting you have chosen at any time by returning to the Screen lock menu.

  1. From the Home screen, touch Apps Apps Icon > Settings Icon Settings > Device > Lock screen Settings Lock Screen > Screen lock.
  2. Enter the requested security unlock information. For Swipe lock you will not be asked for any information.
  3. Select the security lock feature setting you wish to change and then follow the steps for that feature.

Configuring Additional Screen Lock Settings

Once you turn on certain screen lock features additional screen lock settings will become available in the Lock screen menu.

  • Clock widget options: Adjust the clock widget settings.
    • Dual clock: Touch the slider Slider Off to turn Dual clock on Slider On . When the feature is turned on your device will display dual clocks (your home city's clock and the local clock) when you travel outside your home city's time zone. Touch Dual clock to set your home city time zone.
    • Clock size: Select the size of the clock displayed on the lock screen.
    • Show date: Mark the checkbox to add the date to the clock widget.
  • Shortcuts: You can edit the shortcut displayed at the bottom of the main lock screen. Touch Shortcuts and then touch the slider Slider Off to turn Shortcuts on Slider On . You can add, remove or reorder the applications.
  • Personal message: Touch the slider Slider Off to turn Personal message on Slider On and add a customizable message widget to the lock screen. Touch Edit personal message to change the message displayed.
  • Owner information: You can add your contact information to the lock screento provide a way for someone to contact you if you misplace your device. Touch Owner information to enter your contact details. Make sure you mark the Show owner info on lock screen checkbox and then touch OK to save the information.
  • Unlock effect (Swipe lock only): Select the effect used when you swipe the screen. Choose None, Blind, Popping colors, Watercolour or Ripple.
  • Make pattern visible (Pattern lock only): Uncheck this option to prevent your pattern from displaying on the pattern unlock screen. This decreases the chance that someone may see your unlocking pattern.
  • Lock automatically (Security locks only): Choose how quickly your device should lock after the screen turns off, from Immediately to 30 minutes.
  • Lock instantly with power key (Security locks only): Instantly lock your device by pressing the Power/Lock key.
  • Help text: Display help text on the lock screen.

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