PIN Lock Security Options


Enabling SIM Card PIN lock:

  1. Swipe down from the top of the display to open the "notification area"
  2. Press the "Settings" icon
  3. Go to "Security" and select "Set up SIM card lock", then tap "Lock SIM card"
  4. Type-in your SIM's PIN and press "OK"

Changing the SIM Card PIN:

  1. Open the "notification area" and tap "Settings"
  2. Select "Security" > "Set up SIM card lock" and tap "Change SIM PIN"
  3. Type-in the old PIN and press "OK"
  4. Enter the new PIN and tap "OK" then re-type the new PIN and once again, tap "OK"

Disabling Screen Unlock PIN:

  1. Go to "Settings" > "Security" > "Screen lock"
  2. Type-in your PIN
  3. Press "Next" then tap "Slide"


Face Detection Security Options:


Enabling Face Unlock Protection:

  1. Go to the "Settings" menu
  2. Select "Security" > "Screen lock"
  3. Tap "Face Unlock" then follow the on-screen instructions in order to capture a photo of your face
  4. Once step 3 is complete, set-up a back-up unlocking method (PIN or Pattern)

Note: In order to improve the detection of your face, you are advised to take multiple pictures in various lighting conditions.

Disabling Face Unlock Protection:

  1. Go to "Settings" > "Security" and select "Screen lock"
  2. When prompted, enter your backup unlocking method (PIN or Pattern)
  3. Tap "Slide"


Unlock Pattern Security Option


Creating a Screen Unlock Pattern:

  1. Swipe down the "Notification bar"
  2. Tap "Settings" > "Security" > "Screen lock" and select "Pattern"
  3. Follow the on-screen instructions then select a backup unlocking method

Changing or Disabling a Screen Unlock Pattern:

  1. Access the "Settings" menu
  2. Select "Security" > "Screen lock"
  3. Draw your personalized unlock pattern on-screen
  4. Press "Pattern" and follow the instructions

Note: To disable the screen unlock pattern follow steps 1 to 3 and replace step 4 by tapping "Slide" instead


Screen Lock Password Options


Creating a Screen Lock Password:

  1. Open the "Notification area" and tap the "Settings" icon
  2. Select "Security" > "Screen lock" > "Password"
  3. Type-in the desired password
  4. Press "Continue" and re-type your password
  5. Tap "OK"

To disable the screen unlock password:

  1. Access the "Screen lock" option
  2. Type-in your password then press "Continue"
  3. Tap "Slide"



See More: Sony Xperia Z: Enable/Disable Various Security Options – (PIN lock, Face Detection and more)