Kaspersky is very smooth while working but as it is a technical product therefore has its own limitations such as it faces many technical errors while operating over windows 7 operating system if in case this antivirus crashes down that can be fixed on the bottom right-hand part of the screen right-click the Kaspersky icon select exit from the menu this will uninstall Kaspersky now after installing Sp1 launch your Kaspersky lab product again for any more technical assistance talk to the technician at http://www.kasperskyhelpnumber.co.uk/
