Misplaced your phone, or afraid it's stolen? Use find my phone to locate your phone, and lock or delete all data from it remotely.
- Go to http://www.windowsphone.com/.
- Sign in with the same Windows Live ID as on your phone.
- 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.