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Samsung Galaxy A12 - Enable / Disable / Modify Screen Lock

2026-10-22 19:15:50.222

Samsung Galaxy A12 - Enable / Disable / Modify Screen Lock

Here's how to set up, change or disable the screen lock option (e.g., password, pattern, etc.) for your Galaxy A12.
  • If using Microsoft Exchange / Corporate sync, some screen lock options may be unavailable.
  • These steps can also be utilized to change your current screen lock setting.

Pattern

An unlock pattern is created to access the device.
  1. From a Home screen, swipe up or down from the center of the display to access the apps screen.
  2. Navigate:
    Settings Settings icon
    Lock screen
    .
  3. Tap
    Screen lock type
    .
    If presented, enter the current PIN, password or pattern.
  4. Set up a screen lock: Pattern.
  5. Draw an unlock pattern (connecting at least 4 dots) then tap
    Continue
    .
  6. Draw the same pattern again then tap
    Confirm
    .
  7. Disable screen lock:
    1. Tap 'None' or 'Swipe'.
    2. If prompted, review the info about biometric data (Face, Fingerprints) then tap
      Remove data
      .

PIN

A PIN is created to access the device.
  1. From a Home screen, swipe up or down from the center of the display to access the apps screen.
  2. Navigate:
    Settings Settings icon
    Lock screen
    .
  3. Tap
    Screen lock type
    .
    If presented, enter the current PIN, password or pattern.
  4. Set up a screen lock: PIN.
  5. Enter a numeric PIN (4 to 16 digits) then tap
    Next
    .
    If preferred, tap (check)
    Confirm PIN without tapping OK
    .
  6. Re-enter the numeric PIN then tap
    Next
    .
  7. Disable screen lock:
    1. Tap 'None' or 'Swipe'.
    2. If prompted, review the info about biometric data (Face, Fingerprints) then tap
      Remove data
      .

Password

An alphanumeric password is created to access the device.
  1. From a Home screen, swipe up or down from the center of the display to access the apps screen.
  2. Navigate:
    Settings Settings icon
    Lock screen
    .
  3. Tap
    Screen lock type
    .
    If presented, enter the current PIN, password or pattern.
  4. Set up a screen lock: Password.
  5. Enter a password (4 to 16 characters, including at least one letter) then tap
    Continue
    .
  6. Re-enter the password then tap
    OK
    .
  7. Disable screen lock:
    1. Tap 'None' or 'Swipe'.
    2. If prompted, review the info about biometric data (Face, Fingerprints) then tap
      Remove data
      .