You the option to use a 4-digit passcode to prevent others from opening and using your phone without your permission.
IMPORTANT NOTE:
In order to keep the phone as secure as possible, there is no way for us to retrieve or override your passcode if you forget it. Please be careful to take note of your passcode.
How to Set a Passcode:
Settings > Preferences > Passcode > Toggle ON "Passcode"
-create a 4 digit passcode
-confirm your 4 digit passcode
Your passcode is now set. If you lock or sleep the phone, you will now need to enter this passcode in order to open the device.
How to Edit Passcode:
Settings > Preferences > Passcode > Reset Passcode
-Confirm you current passcode in order to change the passcode.
-Enter new passcode
-Confirm new passcode
How to Turn OFF Passcode:
Settings > Preferences > Passcode > Toggle OFF Passcode
-Confirm your current passcode in order to turn OFF the passcode.
What if I've forgotten my passcode?
For security reasons, there is not currently a way to reset the passcode without knowing your current passcode and opening the phone.