Device Lock Settings

Enabling / Disabling Device Lock:

  1. While viewing the home screen, tap "All apps"
  2. Select "Settings"
  3. Tap "Security" under "Personal"
  4. Tap "Set up screen lock"
  5. To enable device lock, select either "Slide", "Pattern", "PIN" or "Password" and follow the on-screen instructions
  6. To disable device lock, select "None"

Changing the Device Lock Password / PIN:

  1. While on the home screen, tap the "All apps" icon
  2. Tap "Settings"
  3. Scroll down to "Personal" and tap "Security"
  4. Select "Activate Phone Code" > "Change phone code"
  5. Type in the old password the tap "OK"
  6. Enter the new password and tap "OK", then re-enter the password for confirmation, and tap "OK" again

SIM PIN Management

Enabling / Disabling the SIM PIN:

  1. From any of the home screens, press the "All Apps" icon
  2. Tap "Settings"
  3. Tap "Security" under "Personal"
  4. Tap "Set up SIM card lock" under "SIM card lock"
  5. Tap "Lock SIM card"
  6. To enable SIM PIN, enter the password in the "Lock SIM Card" screen. Note: by default, the password is either "1234" or "0000"
  7. Once finished, the following two lines should be seen on screen:
    • Lock SIM Card – Require PIN to use phone (the check box is marked)
    • Change SIM PIN – the option is enabled
  8. To disable SIM PIN, at step 6, enter the password in the "Unlock SIM Card" screen instead
  9. Once finished, you should see the following:
    • Lock SIM Card – Do not require PIN to use phone – the check box is cleared
    • Change SIM PIN – the option is disabled

Changing the SIM PIN:

  1. While on the home screen, tap the "All apps" icon
  2. Select "Settings"
  3. Tap "Security" under "Personal"
  4. Tap "Set up SIM card lock" under "SIM card lock"
  5. Tap "Lock SIM card"
  6. Enter the password in the "Lock SIM Card" screen. (The default password is usually either "1234" or "0000")
  7. Tap "Change SIM PIN"
  8. Enter the current SIM PIN
  9. Type in the new SIM PIN twice
  10. You should now see a "PIN change successfully" message on the screen

PUK Code Unlock

In case you have entered the PIN code incorrectly several times in a row, your smartphone will block you from attempting again, for security reasons. In order to unblock the PIN, you will need a PUK code.

Related PUK Code Errors:

  • PIN code blocked. Enter PUK code:
  • Enter PUK code
  • SIM card locked. Emergency calls only. Please contact Customer Care

To unlock the SIM PIN:

  1. Contact the carrier's customer care to request the PUK code
  2. Type in the PUK code
  3. Tap "OK" then enter the new PIN
  4. Tap "OK"
  5. Re-enter the new PIN and press "OK" once again


› See More: Alcatel One Touch Evolve: Enable / Disable and Manage Device Lock, PUK Code and SIM PIN