Before installing MobileShield application check out the compatibility of your mobile in the following page

Installation

Please find the following link to download the sis application and installing it in nokia s60 Devices
Installing S60 Application in S60 3rd Edition Nokia Devices
Installing S60 Application in S60 3rd Edition Nokia Devices
After Installing the MobileShield launch the application in through Quick launch in application folder
After launching the application if it is unregistered application, enter the default password ‘1234’ for login in to the application.
If it is registered application, enter the registered password for login in to the application.
When you first enter the password it automatically register the application.Don't forget the password .Without password you cannot uninstall the application.
After Entering password Enter the Message you want to send when the message is stolen in message box.
Enter the Mobile Number 1 and Mobile Number 2 ,to send the message when your mobile is stolen.
Make sure that Autostart functionality set to on , for sending message when the un authorized person changing the sim card.
Before switching your sim card use this option to set off while you changing sim card manually to avoiding unwanted sms to be sent.
When ever the sim authentication fails ,If it is trial version application will show the picture in the following figure.
When ever the sim authentication fails ,If it is registered version application will automatically to send the message to predefined numbers with any manual intervention.