Use a Screen Unlock PIN
1.
From the Screen lock type menu, tap PIN.
2.
Enter a PIN, tap Continue, re-enter your PIN, and tap OK to save the setting.
3.
Select display options for notifications on the lock screen.
The screen lock is set.
If you fail to enter the correct PIN after five attempts, you will be prompted to wait for 30
seconds before you can try again.
Settings
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