Learn how to protect your phone, and keep your data secure.
Set your phone to lock automatically
Want to protect your phone against unauthorized use? Define a security code, and set your phone to lock itself automatically when you're not using it.
Select > and lock+wallpaper.
Switch password to On , and enter a security code (at least 4 digits).
Keep the security code secret and in a safe place separate from your phone. If you forget the security code, and cannot recover it, or you enter the wrong code too many times, your phone will require service. Additional charges may apply, and all the personal data in your phone may be deleted. For more information, contact a Nokia Care point or your phone dealer.
Select Require a password after, and define the length of time after which the phone is locked automatically.
Unlock your phone
Press the power key, and drag the lock screen up.
Enter the security code.
Find your lost phone
Misplaced your phone, or afraid it is stolen? Use Find My Phone to locate your phone, and lock or delete all data from it remotely.
Go to windowsphone.live.com , sign in with the same Windows Live ID as on your phone, and select Find My Phone.
Locate your phone on a map
Make your phone ring, even if silent mode is switched on
Lock your phone, and set it to show a message, so it can be returned to you
Delete all data from your phone remotely
The available options may vary.