- From the home screen, swipe down from the Notifications bar.

- Tap the Settings icon.

- Under the Display tab, scroll to, then tap Lock screen.

- Tap Select screen lock.

- Tap Pattern.

- Tap Next.

- Enter the desired unlock pattern.

- Tap Next.

- Re-enter the desired unlock pattern.

- Tap Confirm.

- Tap Next.

- Enter the desired backup PIN, then tap Next.

- Re-enter the desired backup PIN, then tap OK.

- To use the pattern screen lock, from the lock screen, enter the required pattern in the designated area.

