Always be careful with your mobile handset, never allows anyone to meddle with it without your knowledge
. Do share your mobile handset with strangers even for making call. Never enable Bluetooth when not needed by you. Have the habit of accepting only those files that you know when your Bluetooth is fully on. Always have a habit of saying "No" for unknown files. If you wish to download anything then do download only from recognized and official website. Do avoid installing unknown applications. Once you know an application program is infected then delete the infected completely. Be careful while download materials which are not scanned while sharing network must be completely avoided. Never give the kids to play with your costly mobile hand set, they may press the button and cause great damage to it. There are chances that they may activate a virus by their playful meddling.