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Learn how to lock and unlock the LG K40.

 

 

 

Change password / PIN

  1. From the apps list, tap Settings > General > Lock screen & security.
  2. Tap Select screen lock and enter your current password/PIN if prompted.
  3. Choose Password or PIN.
  4. Enter your new password/PIN, then tap NEXT.
  5. Enter your new password/PIN, again, then tap OK.

 

Turn on / off

  1. From the apps list, tap Settings > General > Lock screen & security.
  2. Tap Select screen lock and enter your current password/PIN if prompted.
  3. Tap one of the options below and follow the additional prompts:
    • None
    • Swipe
    • Pattern
    • PIN
    • Password
    • Fingerprints
    • Allow face recognition

 

Setup Fingerprint lock

  1. From the apps list, tap Settings > General > Lock screen & security.
  2. Make sure you already have a password or PIN set up. If not, set one up.
  3. Tap Fingerprints and enter the current password or PIN.
  4. If it's your first time, the device will automatically start adding a fingerprint. Otherwise, tap Add fingerprint.
  5. Follow the on-screen steps to scan your fingerprint. You can set up multiple fingerprints and you may want to set up the same finger twice to improve accuracy.

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