If your BlackBerry smartphone is misplaced and you might be able to recover it, you can use the BlackBerry Web Desktop Manager to change your smartphone password and lock your smartphone to help protect the data. Depending on your organization's security policies, you might not be able to change your password and lock your smartphone.

1. On the Home tab, click Secure a Lost Device.
2. Click Specify new device password and lock device.
3. In the Device password field, type a new password.
4. In the Confirm password field, type the password again.
5. Click Specify new device password and lock device.